Not sure how number 3 would apply to a distribution. Creativity of the penetration tester should be a hallmark characteristic. Not something that is confined to a tool or tool set.
Further there are pros and cons to using anything. BackTrack is created for the professional penetration tester. So with this thought in mind it is designed to make his or her job easier. By that I mean we put first thought into pentesting and not appearances of the OS, or if it has 16 different twitter applications built in.
So having said that, your job as the end user is to evaluate it, and determine if it fits your needs. Based on this evaluation, one would normally have two choices, 1 improve the product to better suite you, or 2. use another product.
While we would hope that BT will suite your needs it may very well not. But we would also appreciate the feedback as to why it does not fit.