Hey Mathurin, don't read too much into characterizations like 'stupid'.
Amongst Slavic peoples it's actually a complement.
If you've ever seen the Simpson's episode where Lisa gets lost in the Russian district of Springfield (speaking of chess) you'll now what I mean.
They're just very, umm, emphatic.
It might be off-putting to your typical Canadian chipmunk civility (after you. no, after you, I insist).
But when immersed in a culture & grown up in it, you would think nothing of it.
It's expected that you give as good as you get in Polish et. al. discourse, otherwise they view you as feeble.
Isn't that right '<A HREF="http://www.evworld.com/news.cfm?newsid=15285">elektrik</A> Pedal' ? :lol: