diff --git a/Cargo.toml b/Cargo.toml
index 9a2a708..a25f0fe 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -4,10 +4,6 @@ version = "0.1.0"
 authors = ["Azorlogh <bott.alix@gmail.com>"]
 edition = "2018"
 
-
-[profile.release]
-debug = true
-
 [dependencies]
 druid = "0.6.0"
 cpal = "0.11.0"
diff --git a/README.md b/README.md
index d36108a..3108426 100644
--- a/README.md
+++ b/README.md
@@ -30,8 +30,10 @@ How to use:
 - Delete notes with right click.
 - Add relative notes by double clicking a note.
 - Navigate the board with the scrollbars, or with the mouse wheel (Ctrl/Shift/Alt to change the behavior of the wheel)
+- Play the sheet with the spacebar
 
 The layout of the piano roll can be altered in many different ways using the `Layout` button.
+Layout markers can be added by right clicking the cursor bar.
 
 
 ## TODO
diff --git a/src/theme.rs b/src/theme.rs
index 70756a3..5a580ee 100644
--- a/src/theme.rs
+++ b/src/theme.rs
@@ -51,30 +51,3 @@ pub fn apply(env: &mut Env, _data: &crate::state::State) {
 	env.set(NOTE_HEIGHT, 18.0);
 	env.set(NOTE_SCALE_KNOB, 32.0);
 }
-
-// pub fn apply(env: &mut Env) {
-// 	env.set(COLOR_0, color(0x09DBDB));
-// 	env.set(COLOR_1, color(0x1C5151));
-// 	env.set(COLOR_2, color(0x5FACAC));
-// 	env.set(COLOR_3, color(0x6F7A7A));
-// 	env.set(COLOR_4, color(0x6F7A7A));
-
-// 	env.set(FEATURE_COLOR, color(0xFFA50B));
-// 	env.set(SELECTED_COLOR, color(0xFFD58C));
-
-// 	env.set(BACKGROUND_0, color(0x243959));
-// 	env.set(BACKGROUND_1, color(0x7B7F86));
-// 	env.set(BACKGROUND_2, color(0x47515F));
-// }
-
-// pub fn apply(env: &mut Env) {
-// 	env.set(COLOR_0, Color::rgb8(0x86, 0x86, 0x86));
-// 	env.set(COLOR_1, Color::rgb8(0x24, 0x24, 0x24));
-// 	env.set(COLOR_2, Color::rgb8(0x64, 0x64, 0x64));
-
-// 	env.set(FEATURE_COLOR, Color::rgb8(0x40, 0x9E, 0xA4));
-
-// 	env.set(BACKGROUND_0, Color::rgb8(0x32, 0x32, 0x32));
-// 	env.set(BACKGROUND_1, Color::rgb8(0xA4, 0xA4, 0xA4));
-// 	env.set(BACKGROUND_2, Color::rgb8(0x76, 0x76, 0x76));
-// }