It certainly does, I play my games the way it should be because my honor is more important to me than the occasional incorrect move to gain an advantage, but you are right it can happen without even realizing that you have made an incorrect move
(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)