The Samsung Galaxy Tab is the only Android-based tablet worth considering. But is it? That question is now up in the air since Barnes and Noble's $250 NOOKcolor, an Android-based e-reader, has been rooted. While before the deed was done it was just that - an e-reader - it's now taken on a life of its own, a life complete with Angry Birds:
The procedure is still a bit complicated (as you'll see for yourself below), but it's definitely a start - until z4Root, SuperOneClick, or some other one-click solution becomes available, I've got a feeling this is your best bet.