Card counting techniques can be effective in gaining an edge in blackjack, but they require a high level of skill, concentration, and practice to execute successfully. The basic principle of card counting is to keep track of the cards that have been dealt from the shoe to estimate the composition of the remaining deck. By doing so, skilled card counters can identify situations where the remaining deck is favorable to the player (rich in high cards) and adjust their betting and playing strategies accordingly to increase their chances of winning. However, it's important to note that card counting is not illegal, but it is frowned upon by casinos, and they may take countermeasures, such as shuffling the deck more frequently or asking suspected card counters to leave. Additionally, the effectiveness of card counting can vary depending on factors such as the number of decks in play, the house rules, and the skill level of the player. Overall, while card counting can provide a slight edge in blackjack, it is not a guaranteed strategy for consistent profits and requires discipline and discretion to avoid detection by casino staff. What are your thoughts on card counting in blackjack?