diff --git a/src/physics.rs b/src/physics.rs
index 962d2da..861f52c 100644
--- a/src/physics.rs
+++ b/src/physics.rs
@@ -488,6 +488,7 @@ enum MoveState{
 	Fly,
 }
 impl MoveState{
+	//function to coerce &mut self into &self
 	fn apply_to_body(&self,body:&mut Body,touching:&TouchingState,models:&PhysicsModels,hitbox_mesh:&HitboxMesh,style:&StyleModifiers,camera:&PhysicsCamera,input_state:&InputState){
 		match self{
 			MoveState::Air=>(),
@@ -1316,6 +1317,7 @@ fn run_teleport_behaviour(wormhole:&Option<gameplay_attributes::Wormhole>,models
 								if contacting_ladder.sticky{
 									//kill v
 									//actually you could do this with a booster attribute :thinking:
+									//it's a little bit different because maybe you want to chain ladders together
 									v=Planar64Vec3::ZERO;//model.velocity
 								}
 								//ladder walkstate