For the Meta section, it's a valid point.
Let's compare, it's like saying the Parliament (Meta) is the place to talk and debate about our society, everyone can enter and everyone can raise his/her voice.
But once you're in the parliament and you want to give your opinion, people tell you to shut up.
This is not how you create a friendly environment.
Theymos were saying in a pm Bitcointalk doesn't need politicians, it's true, but that's exactly what is going on