It's like everything is viewed as one extreme to the other with no level-headed middle ground.
This describes almost every message board, everywhere. Even BIGREDIOWAN's favorite knitting message board has this kind of polarization.
It's the nature of discussions held in black-and-white text without the benefit of nonverbal cues, or tone and inflection.
Two examples - Hujan and I used to agree on a lot of things, but in the last month or two we've disagreed markedly on "stuff." I doubt we'd be so entrenched sitting in a couple of easy chairs watching the game.
True2thewhateverhechangedhisnametonow and I seem to have largely the same views and the same way of discussing our views at the bar, but here our tone seems (to me) very different. I doubt the message is much different, just different ways of communicating.