Originally Posted by DethMaiden
I strongly disagree. The stage presence is entirely dependent on the music. A number of post-rock bands whose shows I enjoy sit in chairs when they play and make no eye contact with the audience. This is acceptable, because the audience mostly keeps their eyes closed and sits on the floor anyway. Your "shtick", if we have to reduce it to that, should match your sound.
The only post-rock band I've seen is Explosions In The Sky and they were going fucking crazy!