diff --git a/docs/src/2d_vehicle_physics.md b/docs/src/2d_vehicle_physics.md
index 0279ea0..1b47409 100644
--- a/docs/src/2d_vehicle_physics.md
+++ b/docs/src/2d_vehicle_physics.md
@@ -6,11 +6,11 @@ Terminology:
 
 $$
 \begin{align}
-CM &: \text{Center of Mass} \nonumber \\ 
-A &: \text{Midpoint between front wheels} \nonumber \\ 
-B &: \text{Midpoint between rear wheels} \nonumber \\ 
-\vec F_A &: \text{Lateral force on the front wheels} \nonumber \\ 
-\vec F_B &: \text{Lateral force on the rear wheels} \nonumber \\ 
+CM &: \text{Center of Mass} \nonumber \\
+A &: \text{Midpoint between front wheels} \nonumber \\
+B &: \text{Midpoint between rear wheels} \nonumber \\
+\vec F_A &: \text{Lateral force on the front wheels} \nonumber \\
+\vec F_B &: \text{Lateral force on the rear wheels} \nonumber \\
 \end{align}
 $$
 
@@ -34,7 +34,6 @@ $$
 \end{align}
 $$
 
-
 ## Forces
 
 ### Force: Thrust
@@ -70,7 +69,7 @@ $$
 where the slip function $s$ is
 
 $$
-s(\theta_{slip}) = 
+s(\theta_{slip}) =
 \begin{cases}
 \theta_{slip} \cdot p & \text{for} \quad \theta_{slip} \leq 3\degree \nonumber \\
 p & \text{for} \quad \theta_{slip} \gt 3\degree \nonumber \\
@@ -78,4 +77,3 @@ p & \text{for} \quad \theta_{slip} \gt 3\degree \nonumber \\
 $$
 
 and $p$ is the peak.
-
diff --git a/docs/src/brain_dump.md b/docs/src/brain_dump.md
index 2d50b1c..acf3798 100644
--- a/docs/src/brain_dump.md
+++ b/docs/src/brain_dump.md
@@ -4,3 +4,13 @@ Need to implement weight shift on car so front wheel steering has more effect wh
 Otherwise the breaking force prevents the steering.
 
 Implement a CarDebugger node that displays force vectors.
+
+## OSS graphics editors
+
+| NAME     | in nixpkgs |
+| -------- | ---------- |
+| Krita    | yes        |
+| Pinta    | yes        |
+| Gimp     | yes        |
+| Inkscape | yes        |
+| Graphite | no, web    |
diff --git a/docs/src/game_modes.md b/docs/src/game_modes.md
index f08ab49..4007f17 100644
--- a/docs/src/game_modes.md
+++ b/docs/src/game_modes.md
@@ -14,7 +14,7 @@ Would have to be a pretty small map with a timer.
 ## King of the Hill
 
 One place in the map is designated as the Hill.
-Control the hill for 
+Control the hill for
 
 - FFA: Everybody for themselves.
 - Teams: Say 2-3 factions, in competition.
@@ -40,8 +40,9 @@ Like Trackmania, everybody starts in a big mess and there is a road through the
 The police faction is hostile.
 
 Obstacles:
-  - Chasing police.
-  - Police barricades.
+
+- Chasing police.
+- Police barricades.
 
 ## Capture the Flag
 
diff --git a/justfile b/justfile
index 11d6dc9..a169133 100644
--- a/justfile
+++ b/justfile
@@ -16,7 +16,7 @@ fix:
 # Launch the editor
 ed:
     godot godot/project.godot
-    
+
 # Launch the game
 run:
     cargo build
diff --git a/radio/Vinyl Voltage FM/NOTES.md b/radio/Vinyl Voltage FM/NOTES.md
index e284d62..be353ee 100644
--- a/radio/Vinyl Voltage FM/NOTES.md	
+++ b/radio/Vinyl Voltage FM/NOTES.md	
@@ -2,4 +2,3 @@
 
 - The Timeless Jive
 - Corners
-