Blackjack's lasting popularity can be explained by e.g. the fact that as a card game it is simple and easy to learn, and the fact that it has a good return rate - with the right strategy, the return rate in blackjack can be up to 99.5%! Blackjack therefore has a really good chance of winning. Today, blackjack can be played at many of thebest blackjack online casinos, and there is often a live casino version, where a real casino employee deals the cards via video and you can play with him. There are also different variations of blackjack, and online casinos often offer quite a few different versions.