Patch 9796

Hey all! Got a patch today, a few bug fixes and such:

Singularity - Various graphical optimizations, attempting to prevent crashing for some players.
Improvisations - Restored Kickstarter backer sheet music items and interaction.
Improvisations - Fixed a few glitchy visual transitions and animations regarding the bassist.
Spinning Interactions - Added rotation arrow hint after a few clicks.

Thanks!