The technology does have limitations beyond price and convenience, though. Im going to cover a few of those here. They probably wont deter you if youre a cinephile with a budget, but they might cause you to think twice about putting all your eggs in one basket. Blu ray capacity is a gigantic leap over DVD. At most, a double sided, dual layer DVD can hold a little over 17GB. Blu ray starts at 25GB, and modern 4K UHD discs can hold anywhere from 50 to 100GB. That might sound amazing until you...