charts

memorized chart in black jack secrets count -1 to +5
Then tryed to learn chart in proffesional BJ -10 to + 10
Now have more numbers swimming threw my head and Have to admit its challenging.Quesion: the true count does get high sometimes but not that often, Is learning the -10 to +10 count worth this effort above the -1 to +5 I know it is but is there a greater advantage than I even, comprehend as a novice