Each player must accept the cards life deals him or her: but once they are in hand he or she alone must decide how to play the cards in order to win the game.
Credit or debit cards for starters are nothing short of shoppers' Novocain. Even in the age of digital purchases and virtual money we still attach a special value to dirty paper with pictures of presidents on it. Handing some of that to a cashier simply hurts more than handing over a little sliver of plastic.