More levels completed this week, as well as some improvements to player movement.
Changelog
The level one ramp is now steeper.
Increased linear drag while falling and connected to a surface.
Increased linear drag while grounded and not standing.
Improved wall jump consistency.
Jumping while upside down now rotates you upwards.
Reduced default rotation sensitivity.
Added N and M as alternate keyboard rotation controls.
Tweaked levels 5, 6, and 9.