Originally Posted by punkworld

You don't need to disprove something to disregard something as unscientific, irrational and irrelevant. Since creationism fails to provide any useful predictions, it is untestable, and therefore unscientific (know your Popper). Since it is not based on any empirical inference or logical deduction, and there is a much stronger competitive theory, believing in it is irrational. Since it is both irrational and unscientific, it is irrelevant - it has no predictive, explanatory or other value, apart from providing people with an easy to understand end-all "explanation" for everything.