Bug / Crash Performance with Burst on is very bad

[ShawnF]

Thanks for the heads up about maximum fixed timestep - I'll set it to 0.06 for now and read up on it a bit to make sure I understand it better.

In the meantime, here's the non-deep profiled versions:

Oni: https://drive.google.com/file/d/1Xp1TaIh...drive_link

Burst: https://drive.google.com/file/d/1H6sbukm...drive_link