Yes Microsoft is to blame for Sidekick (they own it): was it an open source software failure?

Yes Microsoft is to blame for Sidekick (they own it): was it an open source software failure?

The story had been brewing for a week or more: TMobile Sidekick users started reporting that their information stored online: email, contacts, calendar, etc., were inaccessible starting around a week ago Friday.  TMobile acknowledged ... Read more »