Of course it can't but here's an article about, amongst other things, my live Edinburgh twitter show
http://www.guardian.co.uk/culture/2010/aug/09/live-comedy-via-twitter-skype
Can Twitter wit replace live comedy?
Yeah, well done Tony. Where was my quote? "He's the Tim Vine of Twitter" 
Nice one Tony.
Whey ! Has it lead to any more followers?
It's an interesting idea & a nice bit of publicity.
Good luck with it.
Well done! I wondered what that was about. I'll follow it now.