Getting meta, are we?

See: http://en.wikipedia.org/wiki/Meta

right. because starting with lowercase changes the meaning of what i wrote unlike loose <-> lose, which are totally, like, the same thing.

For single posts, I'd say resist the impulse; it adds noise to the discussion and rarely helps anything. If the error is repeated, then it may be more helpful to correct.

Mainly I think we try to just lead by example.

Some spelling/grammar corrections are irrelevant, abusive, and inflammatory while others are instructive, helpful, and interesting. This community (to me) is more about the "hey, did you know that it's 'capital' except for when you're talking about the building, then it's 'capitol'" than the "STFU stupid, u can't even spell right"