Hi-def DVD : A Primer.

buy television online. Hi-def DVD, a. K. A HD-DVD, is one of 2 competing Hi-D storage formats - the other being Blu-ray. , the apartments plan to release future films on one or both hi-def formats. It does not need a caddy or cartridge and the cover layer is identical thickness as current DVD discs, 0. The HD-DVD vs Blu-ray battle looks like that between Betamax and VHS and DVD+RW and DVD-RW.

That is that current DVDs will play in HD-DVD player, though new Hi-D DVD will not play in older DVD players.