You are ridiculous. Taking a dvd out of a case is absolutely not on the same order as acquiring and maintaining (ongoing as purchases are made) a digital backup

You are ridiculous. Taking a dvd out of a case is absolutely not on the same order as acquiring and maintaining (ongoing as purchases are made) a digital backup strategy. And there's an entire graveyard of file formats from the 90s you'd have to write software from scratch to decode these days so let's dispense with the notion that digital media formats are a settled matter.