From Bruce Schneier @ his Schneier on Security Blog:
I've already written about the guy who got a new trial because a virus ate his court records. Here's someone who will have to redo his thesis research because someone stole his only copy of the data. Remember the rule: no one ever wants backups, but everyone always wants restores.
I have no idea if that image is real or not, but I've been hearing such stories for at least two decades.
Light bulbs you shouldn't buy
There are plenty of dimmable LED light bulbs, but make sure you don't buy the ones that flicker when you dial them down.