BizHawk 1.7.2a is now released
This is a SIGNIFICANT movie related release. Firstly, it fixes the major desync bug in SNES rerecording.
Secondly, it uses a new movie format, .bk2
Thirdly, peripherals such as mouse and zapper are now supported for rerecording!
Fourthly, Virtualpads have been redone, and now represent the current controller configuration, and support things like Paddles, Zappers, etc with new virtualpad widget types.
For full release notes see here