tweetcast.org

tweetcast - the practice of live tweeting
(also known as twittercast).

tweet, sending messages on twitter
+
cast, to broadcast; as in netcasting, webcasting, etc.

tweetcasting from live concerts

for live music, tweetcasting means uploading files (typically mp3 files) after each song is over and then tweeting their URLs via twitter. it's easy, and it brings music to where people are. if you have a band, try it!

twittercasts (or tweetcasts) were first conceived and done for the band Moonalice by chime in april 2009.

press coverage of the first couple live music tweetcasts (april 2009):
public-press.org
wired
techcrunch