Personally I'm not that surprised, criticism of any type is no longer PC. I think you nailed it with "well understood" - exactly so, anyone with an interest in

Personally I'm not that surprised, criticism of any type is no longer PC. I think you nailed it with "well understood" - exactly so, anyone with an interest in this area knows about this stuff. It would have been fine if the post was along the lines of "I've observed XXX, there's clearly something strange going on" but as you say there was a misinformed leap to blame the kernel devs. That's not OK as bearing in mind the exposure the post got, there's a real danger that the misinformation it contains will become "accepted knowledge".