Poker is allways changing, you have to be on the time of poker. Actually there are a lot of tools to improve the game, and if you to not develop your game you have no chance to get the biggest cashes, you need a lot of experience and the willingness to getting better everyday. If you had this feeling and thoughts to get better and going to the higher stakes, poker ist allways interesting and you learning everyday new skills and features of the game. But some people did not realize the deepness of the game, the only scratching the surface and so the think they could not develop the game and so the getting bored. But thats absolutily not my opinion. Another fact is the lots of variants of poker, cash, tournaments, sng, hyper, omaha, limit, no limit and so on.