[celtain]

You need someone with vision who enforces strict adherence to that vision. I'm not convinced you have to be a jerk to do that though.

[tasuki]

Yes, you don't need to be a jerk to do that. Linus Torvalds used to be a jerk (perhaps still is, but I think much less so these days). Do you have a non-jerk with Torvalds' vision?