diff --git a/osu.Game.Rulesets.Osu/Mods/OsuModWiggle.cs b/osu.Game.Rulesets.Osu/Mods/OsuModWiggle.cs
index 2e601c9078..e0a93453ce 100644
--- a/osu.Game.Rulesets.Osu/Mods/OsuModWiggle.cs
+++ b/osu.Game.Rulesets.Osu/Mods/OsuModWiggle.cs
@@ -37,6 +37,11 @@ namespace osu.Game.Rulesets.Osu.Mods
             var osuObject = (OsuHitObject)drawable.HitObject;
             Vector2 origin = drawable.Position;
 
+            // Wiggle the repeat points with the slider instead of independently.
+            // Also fixes an issue with repeat points being positioned incorrectly.
+            if (osuObject is RepeatPoint)
+                return;
+
             Random objRand = new Random((int)osuObject.StartTime);
 
             // Wiggle all objects during TimePreempt
diff --git a/osu.Game.Rulesets.Osu/OsuInputManager.cs b/osu.Game.Rulesets.Osu/OsuInputManager.cs
index 0f7bc30888..e2f4c43a23 100644
--- a/osu.Game.Rulesets.Osu/OsuInputManager.cs
+++ b/osu.Game.Rulesets.Osu/OsuInputManager.cs
@@ -45,10 +45,10 @@ namespace osu.Game.Rulesets.Osu
 
     public enum OsuAction
     {
-        [Description("Left Button")]
+        [Description("Left button")]
         LeftButton,
 
-        [Description("Right Button")]
+        [Description("Right button")]
         RightButton
     }
 }
diff --git a/osu.Game.Rulesets.Taiko/TaikoInputManager.cs b/osu.Game.Rulesets.Taiko/TaikoInputManager.cs
index dc683ae2f5..3b430e7ad1 100644
--- a/osu.Game.Rulesets.Taiko/TaikoInputManager.cs
+++ b/osu.Game.Rulesets.Taiko/TaikoInputManager.cs
@@ -17,13 +17,13 @@ namespace osu.Game.Rulesets.Taiko
 
     public enum TaikoAction
     {
-        [Description("Left (Rim)")]
+        [Description("Left (rim)")]
         LeftRim,
-        [Description("Left (Centre)")]
+        [Description("Left (centre)")]
         LeftCentre,
-        [Description("Right (Centre)")]
+        [Description("Right (centre)")]
         RightCentre,
-        [Description("Right (Rim)")]
+        [Description("Right (rim)")]
         RightRim
     }
 }
diff --git a/osu.Game/Graphics/UserInterface/OsuDropdown.cs b/osu.Game/Graphics/UserInterface/OsuDropdown.cs
index 26caf09b1b..04a7cb64d3 100644
--- a/osu.Game/Graphics/UserInterface/OsuDropdown.cs
+++ b/osu.Game/Graphics/UserInterface/OsuDropdown.cs
@@ -51,6 +51,8 @@ namespace osu.Game.Graphics.UserInterface
         #region OsuDropdownMenu
         protected class OsuDropdownMenu : DropdownMenu, IHasAccentColour
         {
+            public override bool HandleNonPositionalInput => State == MenuState.Open;
+
             // todo: this uses the same styling as OsuMenu. hopefully we can just use OsuMenu in the future with some refactoring
             public OsuDropdownMenu()
             {
diff --git a/osu.Game/Input/Bindings/GlobalActionContainer.cs b/osu.Game/Input/Bindings/GlobalActionContainer.cs
index b21deff509..2f5f1aea3f 100644
--- a/osu.Game/Input/Bindings/GlobalActionContainer.cs
+++ b/osu.Game/Input/Bindings/GlobalActionContainer.cs
@@ -71,17 +71,17 @@ namespace osu.Game.Input.Bindings
         ToggleSettings,
         [Description("Toggle osu!direct")]
         ToggleDirect,
-        [Description("Increase Volume")]
+        [Description("Increase volume")]
         IncreaseVolume,
-        [Description("Decrease Volume")]
+        [Description("Decrease volume")]
         DecreaseVolume,
         [Description("Toggle mute")]
         ToggleMute,
 
         // In-Game Keybindings
-        [Description("Skip Cutscene")]
+        [Description("Skip cutscene")]
         SkipCutscene,
-        [Description("Quick Retry (Hold)")]
+        [Description("Quick retry (hold)")]
         QuickRetry,
 
         [Description("Take screenshot")]
diff --git a/osu.Game/Overlays/ChatOverlay.cs b/osu.Game/Overlays/ChatOverlay.cs
index eeadac8e8c..ff2ff9af14 100644
--- a/osu.Game/Overlays/ChatOverlay.cs
+++ b/osu.Game/Overlays/ChatOverlay.cs
@@ -291,7 +291,7 @@ namespace osu.Game.Overlays
             messageRequest?.Cancel();
 
             ListChannelsRequest req = new ListChannelsRequest();
-            req.Success += delegate (List<Channel> channels)
+            req.Success += delegate(List<Channel> channels)
             {
                 AvailableChannels = channels;
 
@@ -323,10 +323,7 @@ namespace osu.Game.Overlays
 
         protected Channel CurrentChannel
         {
-            get
-            {
-                return currentChannel;
-            }
+            get { return currentChannel; }
 
             set
             {
@@ -445,13 +442,7 @@ namespace osu.Game.Overlays
                 if (updates?.Presence != null)
                 {
                     foreach (var channel in updates.Presence)
-                    {
-                        if (careChannels.Find(c => c.Id == channel.Id) == null)
-                        {
-                            channel.Joined.Value = true;
-                            addChannel(channel);
-                        }
-                    }
+                        addChannel(AvailableChannels.Find(c => c.Id == channel.Id));
 
                     foreach (var group in updates.Messages.GroupBy(m => m.ChannelId))
                         careChannels.Find(c => c.Id == group.Key)?.AddNewMessages(group.ToArray());
@@ -462,10 +453,7 @@ namespace osu.Game.Overlays
                 fetchReq = null;
             };
 
-            fetchReq.Failure += delegate
-            {
-                fetchReq = null;
-            };
+            fetchReq.Failure += delegate { fetchReq = null; };
 
             api.Queue(fetchReq);
         }
diff --git a/osu.Game/Overlays/Settings/Sections/Audio/OffsetSettings.cs b/osu.Game/Overlays/Settings/Sections/Audio/OffsetSettings.cs
index 0fe41327db..da96c6ef30 100644
--- a/osu.Game/Overlays/Settings/Sections/Audio/OffsetSettings.cs
+++ b/osu.Game/Overlays/Settings/Sections/Audio/OffsetSettings.cs
@@ -19,7 +19,7 @@ namespace osu.Game.Overlays.Settings.Sections.Audio
             {
                 new SettingsSlider<double, OffsetSlider>
                 {
-                    LabelText = "Audio Offset",
+                    LabelText = "Audio offset",
                     Bindable = config.GetBindable<double>(OsuSetting.AudioOffset),
                     KeyboardStep = 1f
                 },
diff --git a/osu.Game/Overlays/Settings/Sections/Audio/VolumeSettings.cs b/osu.Game/Overlays/Settings/Sections/Audio/VolumeSettings.cs
index 369c751448..fa4a714ba3 100644
--- a/osu.Game/Overlays/Settings/Sections/Audio/VolumeSettings.cs
+++ b/osu.Game/Overlays/Settings/Sections/Audio/VolumeSettings.cs
@@ -18,7 +18,7 @@ namespace osu.Game.Overlays.Settings.Sections.Audio
             Children = new Drawable[]
             {
                 new SettingsSlider<double> { LabelText = "Master", Bindable = audio.Volume, KeyboardStep = 0.01f },
-                new SettingsSlider<double> { LabelText = "Master (Window Inactive)", Bindable = config.GetBindable<double>(OsuSetting.VolumeInactive), KeyboardStep = 0.01f },
+                new SettingsSlider<double> { LabelText = "Master (window inactive)", Bindable = config.GetBindable<double>(OsuSetting.VolumeInactive), KeyboardStep = 0.01f },
                 new SettingsSlider<double> { LabelText = "Effect", Bindable = audio.VolumeSample, KeyboardStep = 0.01f },
                 new SettingsSlider<double> { LabelText = "Music", Bindable = audio.VolumeTrack, KeyboardStep = 0.01f },
             };
diff --git a/osu.Game/Overlays/Settings/Sections/Input/KeyboardSettings.cs b/osu.Game/Overlays/Settings/Sections/Input/KeyboardSettings.cs
index 456d1c9a2f..51b0296ca4 100644
--- a/osu.Game/Overlays/Settings/Sections/Input/KeyboardSettings.cs
+++ b/osu.Game/Overlays/Settings/Sections/Input/KeyboardSettings.cs
@@ -15,7 +15,7 @@ namespace osu.Game.Overlays.Settings.Sections.Input
             {
                 new SettingsButton
                 {
-                    Text = "Key Configuration",
+                    Text = "Key configuration",
                     Action = keyConfig.ToggleVisibility
                 },
             };
diff --git a/osu.Game/Overlays/Settings/Sections/Input/MouseSettings.cs b/osu.Game/Overlays/Settings/Sections/Input/MouseSettings.cs
index 2b643b6805..7b9b7bf57f 100644
--- a/osu.Game/Overlays/Settings/Sections/Input/MouseSettings.cs
+++ b/osu.Game/Overlays/Settings/Sections/Input/MouseSettings.cs
@@ -26,12 +26,12 @@ namespace osu.Game.Overlays.Settings.Sections.Input
             {
                 new SettingsCheckbox
                 {
-                    LabelText = "Raw Input",
+                    LabelText = "Raw input",
                     Bindable = rawInputToggle
                 },
                 sensitivity = new SensitivitySetting
                 {
-                    LabelText = "Cursor Sensitivity",
+                    LabelText = "Cursor sensitivity",
                     Bindable = config.GetBindable<double>(FrameworkSetting.CursorSensitivity)
                 },
                 new SettingsCheckbox
diff --git a/osu.Game/Overlays/Toolbar/ToolbarRulesetSelector.cs b/osu.Game/Overlays/Toolbar/ToolbarRulesetSelector.cs
index 7470dd0cd5..fa35e53531 100644
--- a/osu.Game/Overlays/Toolbar/ToolbarRulesetSelector.cs
+++ b/osu.Game/Overlays/Toolbar/ToolbarRulesetSelector.cs
@@ -105,6 +105,8 @@ namespace osu.Game.Overlays.Toolbar
         public override bool HandleNonPositionalInput => !ruleset.Disabled && base.HandleNonPositionalInput;
         public override bool HandlePositionalInput => !ruleset.Disabled && base.HandlePositionalInput;
 
+        public override bool PropagatePositionalInputSubTree => !ruleset.Disabled && base.PropagatePositionalInputSubTree;
+
         private void disabledChanged(bool isDisabled) => this.FadeColour(isDisabled ? Color4.Gray : Color4.White, 300);
 
         protected override void Update()
diff --git a/osu.Game/Rulesets/Mods/IApplicableToDrawableHitObject.cs b/osu.Game/Rulesets/Mods/IApplicableToDrawableHitObject.cs
index d871cdd322..fca04ca513 100644
--- a/osu.Game/Rulesets/Mods/IApplicableToDrawableHitObject.cs
+++ b/osu.Game/Rulesets/Mods/IApplicableToDrawableHitObject.cs
@@ -13,6 +13,7 @@ namespace osu.Game.Rulesets.Mods
     {
         /// <summary>
         /// Applies this <see cref="IApplicableToDrawableHitObjects"/> to a list of <see cref="DrawableHitObject"/>s.
+        /// This will only be invoked with top-level <see cref="DrawableHitObject"/>s. Access <see cref="DrawableHitObject.NestedHitObjects"/> if adjusting nested objects is necessary.
         /// </summary>
         /// <param name="drawables">The list of <see cref="DrawableHitObject"/>s to apply to.</param>
         void ApplyToDrawableHitObjects(IEnumerable<DrawableHitObject> drawables);
diff --git a/osu.Game/Rulesets/Objects/Drawables/DrawableHitObject.cs b/osu.Game/Rulesets/Objects/Drawables/DrawableHitObject.cs
index 8489f0b19e..bcf84b375f 100644
--- a/osu.Game/Rulesets/Objects/Drawables/DrawableHitObject.cs
+++ b/osu.Game/Rulesets/Objects/Drawables/DrawableHitObject.cs
@@ -145,7 +145,7 @@ namespace osu.Game.Rulesets.Objects.Drawables
         public event Action<DrawableHitObject, ArmedState> ApplyCustomUpdateState;
 
         /// <summary>
-        /// Plays all the hitsounds for this <see cref="DrawableHitObject"/>.
+        /// Plays all the hit sounds for this <see cref="DrawableHitObject"/>.
         /// </summary>
         public void PlaySamples() => Samples?.Play();
 
diff --git a/osu.Game/Rulesets/Objects/HitObject.cs b/osu.Game/Rulesets/Objects/HitObject.cs
index beb9620f78..f5613e927f 100644
--- a/osu.Game/Rulesets/Objects/HitObject.cs
+++ b/osu.Game/Rulesets/Objects/HitObject.cs
@@ -1,10 +1,8 @@
 // Copyright (c) 2007-2018 ppy Pty Ltd <contact@ppy.sh>.
 // Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
 
-using System;
 using System.Collections.Generic;
 using Newtonsoft.Json;
-using osu.Framework.Extensions.IEnumerableExtensions;
 using osu.Framework.Lists;
 using osu.Game.Audio;
 using osu.Game.Beatmaps;
@@ -58,10 +56,10 @@ namespace osu.Game.Rulesets.Objects
         /// </summary>
         public HitWindows HitWindows { get; set; }
 
-        private readonly Lazy<SortedList<HitObject>> nestedHitObjects = new Lazy<SortedList<HitObject>>(() => new SortedList<HitObject>((h1, h2) => h1.StartTime.CompareTo(h2.StartTime)));
+        private readonly SortedList<HitObject> nestedHitObjects = new SortedList<HitObject>(compareObjects);
 
         [JsonIgnore]
-        public IReadOnlyList<HitObject> NestedHitObjects => nestedHitObjects.Value;
+        public IReadOnlyList<HitObject> NestedHitObjects => nestedHitObjects;
 
         /// <summary>
         /// Applies default values to this HitObject.
@@ -72,18 +70,14 @@ namespace osu.Game.Rulesets.Objects
         {
             ApplyDefaultsToSelf(controlPointInfo, difficulty);
 
-            if (nestedHitObjects.IsValueCreated)
-                nestedHitObjects.Value.Clear();
+            nestedHitObjects.Clear();
 
             CreateNestedHitObjects();
 
-            if (nestedHitObjects.IsValueCreated)
+            foreach (var h in nestedHitObjects)
             {
-                nestedHitObjects.Value.ForEach(h =>
-                {
-                    h.HitWindows = HitWindows;
-                    h.ApplyDefaults(controlPointInfo, difficulty);
-                });
+                h.HitWindows = HitWindows;
+                h.ApplyDefaults(controlPointInfo, difficulty);
             }
         }
 
@@ -104,7 +98,7 @@ namespace osu.Game.Rulesets.Objects
         {
         }
 
-        protected void AddNested(HitObject hitObject) => nestedHitObjects.Value.Add(hitObject);
+        protected void AddNested(HitObject hitObject) => nestedHitObjects.Add(hitObject);
 
         /// <summary>
         /// Creates the <see cref="Judgement"/> that represents the scoring information for this <see cref="HitObject"/>.
@@ -120,5 +114,7 @@ namespace osu.Game.Rulesets.Objects
         /// </para>
         /// </summary>
         protected virtual HitWindows CreateHitWindows() => new HitWindows();
+
+        private static int compareObjects(HitObject first, HitObject second) => first.StartTime.CompareTo(second.StartTime);
     }
 }
diff --git a/osu.Game/Rulesets/UI/Scrolling/ScrollingDirection.cs b/osu.Game/Rulesets/UI/Scrolling/ScrollingDirection.cs
index 4fe727cb84..d0db8f8835 100644
--- a/osu.Game/Rulesets/UI/Scrolling/ScrollingDirection.cs
+++ b/osu.Game/Rulesets/UI/Scrolling/ScrollingDirection.cs
@@ -6,19 +6,19 @@ namespace osu.Game.Rulesets.UI.Scrolling
     public enum ScrollingDirection
     {
         /// <summary>
-        /// Hitobjects will scroll vertically from the bottom of the hitobject container.
+        /// Hit objects will scroll vertically from the bottom of the hitobject container.
         /// </summary>
         Up,
         /// <summary>
-        /// Hitobjects will scroll vertically from the top of the hitobject container.
+        /// Hit objects will scroll vertically from the top of the hitobject container.
         /// </summary>
         Down,
         /// <summary>
-        /// Hitobjects will scroll horizontally from the right of the hitobject container.
+        /// Hit objects will scroll horizontally from the right of the hitobject container.
         /// </summary>
         Left,
         /// <summary>
-        /// Hitobjects will scroll horizontally from the left of the hitobject container.
+        /// Hit objects will scroll horizontally from the left of the hitobject container.
         /// </summary>
         Right
     }
diff --git a/osu.Game/Screens/Edit/Components/PlaybackControl.cs b/osu.Game/Screens/Edit/Components/PlaybackControl.cs
index c5b6251216..3c8288f04a 100644
--- a/osu.Game/Screens/Edit/Components/PlaybackControl.cs
+++ b/osu.Game/Screens/Edit/Components/PlaybackControl.cs
@@ -44,7 +44,7 @@ namespace osu.Game.Screens.Edit.Components
                 new OsuSpriteText
                 {
                     Origin = Anchor.BottomLeft,
-                    Text = "Playback Speed",
+                    Text = "Playback speed",
                     RelativePositionAxes = Axes.Y,
                     Y = 0.5f,
                     Padding = new MarginPadding { Left = 45 }
diff --git a/osu.Game/Screens/Edit/Screens/Compose/Timeline/TimelineArea.cs b/osu.Game/Screens/Edit/Screens/Compose/Timeline/TimelineArea.cs
index 006317e57e..ecf760be8e 100644
--- a/osu.Game/Screens/Edit/Screens/Compose/Timeline/TimelineArea.cs
+++ b/osu.Game/Screens/Edit/Screens/Compose/Timeline/TimelineArea.cs
@@ -59,8 +59,8 @@ namespace osu.Game.Screens.Edit.Screens.Compose.Timeline
                                         Spacing = new Vector2(0, 4),
                                         Children = new[]
                                         {
-                                            hitObjectsCheckbox = new OsuCheckbox { LabelText = "Hitobjects" },
-                                            hitSoundsCheckbox = new OsuCheckbox { LabelText = "Hitsounds" },
+                                            hitObjectsCheckbox = new OsuCheckbox { LabelText = "Hit objects" },
+                                            hitSoundsCheckbox = new OsuCheckbox { LabelText = "Hit sounds" },
                                             waveformCheckbox = new OsuCheckbox { LabelText = "Waveform" }
                                         }
                                     }
diff --git a/osu.Game/Screens/Play/PlayerSettings/VisualSettings.cs b/osu.Game/Screens/Play/PlayerSettings/VisualSettings.cs
index 439e344020..f762597e81 100644
--- a/osu.Game/Screens/Play/PlayerSettings/VisualSettings.cs
+++ b/osu.Game/Screens/Play/PlayerSettings/VisualSettings.cs
@@ -38,7 +38,7 @@ namespace osu.Game.Screens.Play.PlayerSettings
                 },
                 showStoryboardToggle = new PlayerCheckbox { LabelText = "Storyboards" },
                 beatmapSkinsToggle = new PlayerCheckbox { LabelText = "Beatmap skins" },
-                beatmapHitsoundsToggle = new PlayerCheckbox { LabelText = "Beatmap hitsounds" }
+                beatmapHitsoundsToggle = new PlayerCheckbox { LabelText = "Beatmap hit sounds" }
             };
         }
 
diff --git a/osu.Game/Screens/Select/BeatmapDetails.cs b/osu.Game/Screens/Select/BeatmapDetails.cs
index f1bd2b945f..f7b955941d 100644
--- a/osu.Game/Screens/Select/BeatmapDetails.cs
+++ b/osu.Game/Screens/Select/BeatmapDetails.cs
@@ -327,11 +327,6 @@ namespace osu.Game.Screens.Select
                                 TextSize = 14,
                             },
                         },
-                        textFlow = new OsuTextFlowContainer
-                        {
-                            RelativeSizeAxes = Axes.X,
-                            AutoSizeAxes = Axes.Y,
-                        },
                     },
                 };
             }
@@ -350,6 +345,8 @@ namespace osu.Game.Screens.Select
                 }
             }
 
+            public override bool IsPresent => base.IsPresent || textFlow == null; // Visibility is updated in the LoadComponentAsync callback
+
             private void setTextAsync(string text)
             {
                 LoadComponentAsync(new OsuTextFlowContainer(s => s.TextSize = 14)
diff --git a/osu.Game/Screens/Select/Filter/GroupMode.cs b/osu.Game/Screens/Select/Filter/GroupMode.cs
index 6e57843dfc..b3bd73ee59 100644
--- a/osu.Game/Screens/Select/Filter/GroupMode.cs
+++ b/osu.Game/Screens/Select/Filter/GroupMode.cs
@@ -21,8 +21,8 @@ namespace osu.Game.Screens.Select.Filter
         DateAdded,
         [Description("Difficulty")]
         Difficulty,
-        [Description("Favorites")]
-        Favorites,
+        [Description("Favourites")]
+        Favourites,
         [Description("Length")]
         Length,
         [Description("My Maps")]
diff --git a/osu.Game/Screens/Select/PlaySongSelect.cs b/osu.Game/Screens/Select/PlaySongSelect.cs
index 2c43b333aa..917a08d172 100644
--- a/osu.Game/Screens/Select/PlaySongSelect.cs
+++ b/osu.Game/Screens/Select/PlaySongSelect.cs
@@ -65,7 +65,7 @@ namespace osu.Game.Screens.Select
 
             BeatmapOptions.AddButton(@"Remove", @"from unplayed", FontAwesome.fa_times_circle_o, colours.Purple, null, Key.Number1);
             BeatmapOptions.AddButton(@"Clear", @"local scores", FontAwesome.fa_eraser, colours.Purple, null, Key.Number2);
-            BeatmapOptions.AddButton(@"Edit", @"Beatmap", FontAwesome.fa_pencil, colours.Yellow, () =>
+            BeatmapOptions.AddButton(@"Edit", @"beatmap", FontAwesome.fa_pencil, colours.Yellow, () =>
             {
                 ValidForResume = false;
                 Push(new Editor());
diff --git a/osu.Game/Screens/Select/SongSelect.cs b/osu.Game/Screens/Select/SongSelect.cs
index 7402cf4da0..b4f552ce93 100644
--- a/osu.Game/Screens/Select/SongSelect.cs
+++ b/osu.Game/Screens/Select/SongSelect.cs
@@ -204,7 +204,7 @@ namespace osu.Game.Screens.Select
                 Footer.AddButton(@"random", colours.Green, triggerRandom, Key.F2);
                 Footer.AddButton(@"options", colours.Blue, BeatmapOptions, Key.F3);
 
-                BeatmapOptions.AddButton(@"Delete", @"Beatmap", FontAwesome.fa_trash, colours.Pink, () => delete(Beatmap.Value.BeatmapSetInfo), Key.Number4, float.MaxValue);
+                BeatmapOptions.AddButton(@"Delete", @"all difficulties", FontAwesome.fa_trash, colours.Pink, () => delete(Beatmap.Value.BeatmapSetInfo), Key.Number4, float.MaxValue);
             }
 
             if (this.beatmaps == null)
diff --git a/osu.Game/Storyboards/Drawables/DrawableStoryboardSample.cs b/osu.Game/Storyboards/Drawables/DrawableStoryboardSample.cs
index cdec8c042f..4f469ae593 100644
--- a/osu.Game/Storyboards/Drawables/DrawableStoryboardSample.cs
+++ b/osu.Game/Storyboards/Drawables/DrawableStoryboardSample.cs
@@ -41,7 +41,7 @@ namespace osu.Game.Storyboards.Drawables
         {
             base.Update();
 
-            // TODO: this logic will need to be consolidated with other game samples like hitsounds.
+            // TODO: this logic will need to be consolidated with other game samples like hit sounds.
             if (Time.Current < sample.Time)
             {
                 // We've rewound before the start time of the sample