Results 2 comments of Eric Atha

http://jsfiddle.net/eo2ppha5/2/ Used your previous jsfiddle as a base. 3 rectangles, rotated at 179, 180 and 181.

Ah, interesting that it's a Chrome thing. I'll try the workaround you've posted later this week. My current workaround is setting the rotation to 180.01, which works and isn't really...