Well, they're so easy once you've taken the time to get your head around how to set them up. Before you've engaged in that minimal amount of shaving, though, it's just one more freaking detail you don't have time for.
Outside of the first sentence, I do nothing but agree with you.
Edit: I just re-read what I posted in this comment, and I think I was unclear. Just stating that my initial response was in agreement with yours, though that might have been easy to miss if you were skimming.
I can't fathom developers not having backups. Hell, I back everything up to SpiderOak and then to my RAIDed NAS at home which, again, goes to SpiderOak and S3. It's not that I'm paranoid, it's just that they're so easy to set up and cheap to run that I just left them there when the new thing came.