It's a bunch of small habits to change, then you may be ready for a fragile foldable. Until then, yes, probably not the target audience!
I tried one and permanently dented it on accident with the stylus. Can't image what would happen if you did something crazy like go to a beach.
[1] https://www.reddit.com/r/GalaxyFold/comments/1vhhow0/because...
But I would be nervous about spending that much on a phone if you expect to be dropping it a lot, honestly.