Posted: Feb 10, 2019 7:51 pm
by Thommo
Incidentally, there absolutely are betting systems that work (e.g. card counting blackjack, there have also been more dubious, but reliable incidents in recent years like edge carding or mobile phone analysis of roulette wheels to predict a quadrant). The Martingale just isn't one of them.

If you do count cards, the difficulty is preventing the casinos from banning you. They tend not to like people who win.