Looks like the rumors were true and Bungie (the developers of Microsoft's popular Halo series) have broken away from Microsoft to become their own company.
The rights to Halo stay with Microsoft.
More here:
'Halo' creators leave Microsoft - Games - MSNBC.com
The rights to Halo stay with Microsoft.
More here:
'Halo' creators leave Microsoft - Games - MSNBC.com