The “nothing to hide” thing is a bad argument, IMO. I’ve got nothing to hide, but I lock the bathroom door when I go in there.
Sometimes it’s been useful to go back through a chat history and find something someone said in the past. A group I’m in regularly rings up old references from a year before. I like it.
I’m a bit of a digital hoarder though. I keep blurry photos from years ago, no clue why.
Key part of that sentence is “so far”