Originally Posted by BenMcr

Yes, to get any improvements then you need TiVo or V6. There are no developments for a V / V HD or V+ HD box.

Currently all broadcast HD is still MPEG2, however this due to change once all SA V+ HD boxes have been swapped out or removed from the TV service.

Sky Cinema On Demand HD is MPEG4 - which is one of the reasons why it's on TiVo / V6 only.