In the 8+ years of this zoo I have come to the following conclusions.

The TSA front line is actually fairly good wrt customer interactions. Despite the stories I hear in this forum, almost all my interactions have ranged from "efficient" to "friendly". They significantly improved after the second year or so, and have been steady since,

The TSA policies are a friggin joke. I seriously doubt they could be worse if they tried.

(And no, I do not take a Fed. pay-check)