You know that giant box buried in the back of your closet? The one crammed with dusty old slides and VHS tapes—the last surviving evidence of a time when snapping a photo meant waiting a week for the film to develop, and watching a home movie required a VCR that hasn’t been made since the Clinton administration? Well, I’ve got good news and bad news. The bad news? Those priceless memories—family vacations, birthdays, and that…