Use
http://www.magicdvdripper.com/

backup movie only (not trailers, bonus,language, subtitles) to HD. Averages
5 gig per movie. Takes 1/2 hour per DVD.

Play back off HD with Nero or WinDVD Gold (Corel)

Get an NVDIA graphic card and watch on any TV

I'm sure there are other options.