Even if that was relevant to the current discussion, I have never known or spoken to anyone who feels that that term can be reclaimed.
I guess I've met more queers than you or something. Or just different ones? Uh oh - I said "queers"!
My point is that its just a word, context is everything, acceptability of words changes over time depending on usage... ok that's more than 1 point.
oh and on " On the sexism stuff, I think if people feel uncomfortable or unhappy about something, they should be able to raise it." I agree 100% - you're dead right. But they should try to base these things on the actual facts.