Workgroup 2011 - will it still be available?

I have heard rumors that workgroup will no longer be available for 2011 upgrades.  I have heard that if you use Workgroup PDM you will either have to stay with 2010 or change to a different PDM if you want to upgrade to 2011.  Is this true?   I know we are going to upgrade to 2011 so I now need to know if we are going to be forced to find a different PDM.

Help!

Taylor

SolidworksWorkgroup Pdm