For player to win; there are 2 ways: 1. Dealer busts 2. Have better cards than the dealer
For player to lose; there are also 2 ways: 1. Player busts 2. Dealer has better cards
From the above, the player can control not to bust but the dealer cannot As long as the player don't busts, there is only 1 way for the player to lose So we got 50% advantage over the dealer!
Let's go and beat the casino until they lie flat on the floor!