Who important is learning ICM

[Shilly]

If you've been playing for a long time, you probably already know most of the concepts involved in using ICM, and have a good, intuitive feel for when to push, call, and fold. For long-term winners, it's not going to revolutionize your game in any way, but you can fine tune your pushing and calling ranges to juice up your ROI a few percentage points. If you've got the money, you don't really have anything to lose...