That didn't take long. Nokia announced just last week that it would be open sourcing Symbian, the world's top mobile operating system by market share, and a few days later Microsoft has started a FUD war against the move.
The ironic thing in this Microsoft FUD offensive is that it's using precisely the wrong example from open source to wage the war: Linux. While it could have found some examples of open source that fragments, is more costly than proprietary software, etc., it chose Linux, which isn't:
[Microsoft's] Rockfeld sums up those challenges with what some might call the "F word": fragmentation. Fragmentation is bad, he says, because application software developers have to create multiple versions of their code for different operating systems, or different versions of the "same" operating systems. "There are more Linux consortiums that come and go than there are Linux phones," he says....… Read more