Sorry, didn't see I got an answer here a few days ago already. Someone else located the bug faster than me and made a bug-report (WebGL being broken - lot of pe

Sorry, didn't see I got an answer here a few days ago already. Someone else located the bug faster than me and made a bug-report (WebGL being broken - lot of people notice that one ^^). It seems to be fixed already again in nightly, so now it's just waiting for a new developer version to come out.