Netflix and Redbox have been the new hotness in rentals for the last few years but both have significant drawbacks. With Redbox, it's the box and the morons who are constantly standing in front of it paging through every single movie in the thing and for Netflix's Watch Instantly it's a lack of new releases available for instant viewing. Now there's a new startup, Zediva, that takes on both of those issues by sticking with DVDs, but instead of shipping them to customers or placing them in kiosks, just streams them on demand from one player, to one viewer (unlike Netflix, sometimes movies are "rented out" if there are no copies available at t