Originally Posted by OWA
Blu-ray hasn't moved exclusively to VC-1. They still use MPEG-2, AVC (MPEG-4) and VC-1. It's mostly the dual-format titles that end up with VC-1 on blu-ray. A lot of the newer blu-ray only titles use AVC but there are still a lot of MPEG-2 titles also though.
that sucks, why do they still use mpeg-2