I think I made a mistake in my statement: it's not some random markup like textile or markdown, but the idea is more akin to a LaTeX-y interface, a WYSIWYM web-

I think I made a mistake in my statement: it's not some random markup like textile or markdown, but the idea is more akin to a LaTeX-y interface, a WYSIWYM web-based editor. You have a good point, however, 'cause, coming to think of it, I wouldn't be targeting very non-tech people after all and they might very well expect stuff that's already done in git.