Why Google should buy Twitter
businessinsider.com
businessinsider.com
The opposite is also true.
If Twitter will "switch on" revenue at some point in the near future perhaps it is better to wait and avoid paying at some insane pre-revenue valuation.
Facebook is a great 'social tool' that helps people stay connected with real 'meat-space' friends. Twitter is for following celebrities and geek friends.
Twitter is no magic bullet to compete with Facebook.
http://www.sfgate.com/cgi-bin/article.cgi?f=/g/a/2010/09/29/...