There has been a lot of reaction to Twitter’s announcement that they have made an official Twitter BlackBerry client.  Of the reaction I found Chris Dixon’s the most logical.  In particular, his prediction for the future: So what might Twitter’s business model eventually be?  I expect that Twitter search will monetize...

In the past couple weeks there have been a bunch of stories on the valuations of various technology companies.  Most of them are private companies that are looking at either investments or acquisitions, but there’s also big news on AAPL’s recent gains.  I thought I would do this type of...