Just had this retweeted by @JeriLRyan (7 of 9!), originally tweeted by @AstroWheels (shuttle astronaut Douglas H. Wheelock). This is how the NASA astronauts tweet when wearing a spacesuit:

T minus 3 hours - 20 minutes...and counting...all suited up f... on Twitpic (http://twitpic NULL.com/4a2b2g)

You’d have thought they had some clever device built into a glove. Nope – use tried and trusted technology or the harsh space environment will kill it.