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In 1961, MIT mathematics professor Ed Thorp invented a card counting method for Blackjack, utilizing probability theory to improve the player's odds. Since then, Blackjack has become one of the DB games with the highest player winning rates. In the early 1990s, a group of MIT students formed a team, and in Las Vegas, card counting was a method to calculate whether there were more high-value or low-value cards left. High-value cards favor the player in Blackjack, while a higher proportion of low-value cards benefits the dealer.
Considering the implicit rules of Blackjack, if the dealer has 16 points, they must continue drawing cards. Many cards higher than 10 increase the chances of the dealer exceeding 21, leading to a higher likelihood of the dealer losing. A deck with a higher proportion of low-value cards increases the dealer's chances of getting 20 or 21 points, disadvantaging the players and increasing the likelihood of the dealer winning. Additionally, a deck with a higher proportion of low-value cards decreases the player's chances of getting 21.
Card counting assigns a point value to each card, which may be positive or negative. When a new deck is introduced, the count starts at 0. As cards are dealt, points are added or subtracted according to predetermined rules. This method of counting points is called the Blackjack 21 card counting system.
Typically, cards with a value of 10 or above are assigned -1 (subtract 1), while cards from 3 to 6 are assigned +1 (add 1), and the remaining cards are ignored as 0. The calculated points are used to determine betting decisions, whether to double down, surrender, or stay, and can also influence the amount of money wagered. When there are more high-value cards remaining, players can increase their bets, improving the chances of the dealer exceeding 21 (busting).
It's essential to incorporate card counting into your basic Blackjack strategy, adjusting bets based on the calculated points. Additionally, the frequency of shuffling by the dealer, known as the shuffle rate, plays a crucial role. The higher the shuffle rate, the more accurate your calculated point values will be. It is advisable to avoid placing high bets when the shuffle rate is below 70%.
Finally, progressive betting is based on adjusting bets gradually according to calculated points, increasing bets as the winning rate improves. Progressive betting can integrate with other betting mechanisms, such as not raising bets when losing or reverting to the minimum bet after losing a hand.
A few thoughts on card counting: You must be able to calculate card points quickly, even in a somewhat distracting environment. Choosing a table with fewer players can help avoid disruptions from other players. Practice at home, perhaps while watching TV or engaging in conversation, until you can quickly count cards under potential distractions. Keep in mind that casinos prohibit card counting, and if they suspect you are using this technique, they may ask you to leave. Therefore, it's crucial to avoid showing any signs of counting cards and act like any other player. |
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