grenv: Yes, I agree with everything you just said. I also found that when the cube was first introduced, hyper players would take the most outrageous doubles, sometimes giving up 4 (or 6) points where they should've given up just 1.
(hide) If you want to play a game with an opponent of a similar level, you can define a required BKR range for a new game invitation. Then nobody with a BKR outside this range will be able to see/accept it. (Katechka) (show all tips)