A Frog in the Valley

blognation Ireland » Blog Archive » Create mobile Irish Channels on Twitter:

Recently Chris Messina started doing his own version of channels or tags on Twitter by simply marking words in his Tweets with a # symbol. I think the idea was to create a groundswell of support so that it would get baked into the product just like the @ convention. Stowe Boyd became an (almost unreadable) early adopter (…) Today Twitter effectively launched support for this without mentioning it and for IM and Mobile only. In fact what they launched was the ability to track any tweets anywhere which mention a particular string e.g. NYC.