Twitter versus writer's block

Was in the midst of posting this question on the comment thread for a tumblr post by Tom, even though the question wasn't quite germane to the post. I suddenly realized the irony, or the opposite of irony - aptness? - that I was posting it there rather than here, so...

A question for Twitterers (Tweeters?): Since I'm a non-Twitterer who feels he's already lacking in time, what's the effect of Twitter on writer's block?

( The Board Is My Shepherd )

So, in regard to Twitter: in your experience, does it unlock your ideas, distract from them, both, neither (i.e., have no impact on your ideas one way or another)? Not that how it works for you would necessarily be how it works for me.

I'm not particularly thinking of joining Twitter, though I haven't excluded the possibility. I'm trying to take a shortcut, incorporating its lessons while not having to spend the time on Twitter learning 'em. Twitter would seem a particularly poor medium for elaboration and follow-through, but I expect it's also a poor medium for filibusters and obfuscation, so maybe good for hammering away at a particular question.

Milestone for B vs JB

Taking Sides: Busted vs. The Jonas Brothers has now reached 50 comments.

Is it too late, nothing to salvage? (first-line song reveals)

These are the six remaining songs that no one identified from the first-line quiz, even after the second lines were revealed. I CAN'T BELIEVE NO ONE GOT THE t.A.T.u.!

( Reveals )