Microsoft mobile executive Joe Belfiore won’t talk numbers

I could write a long post about all the things that Microsoft executive Joe Belfiore, director of the Windows Phone program at the software giant, said at the D: Dive Into Mobile conference in San Francisco today.

Why Foursquare’s so hard to pin down

What is Foursquare? CEO and founder Dennis Crowley offered at least a half-dozen different definitions of the location-based service in an on-stage interview with AllThingsD’s Kara Swisher today.

Google’s Andy Rubin explains the Nexus One flop

Give Andy Rubin, the architect of Google’s Android mobile operating system, points for honesty in discussing the failure of the company’s experiment in selling mobile phones directly to consumers.