Effective immediately, you can now download Virtual PC 2004 SP1 from www.microsoft.com/virtualpc. When we release Virtual PC 2007 early next year, this too will be free. This brings parity with the changes for Virtual Server 2005 R2 earlier this year. The main change Virtual PC 2007 will bring is the ability to support 64-bit Windows Vista hosts. Note, guests will still be 32-bit only, but Windows Vista will be supported as a guest.

There is also a licensing chang