>>Likewise, no Sudoku. Just don't have the patience. I may be able to recalculate prices across currencies more or less accurately off the top of my head, but combinatory stuff like that, no. Not my cup of tea.
>
>They are playing blitz. Each player has 5 minutes.

I've seen a few games of "brzopotezni" (fastmove) aka blitz... they tend to be very loud and I got the impression the winner gets a black belt :).

And now I remember what they called it: cuger (from german Zug - train, pull, draft).