Also, the OP says he backs up his stuff to AWS Glacier. Which is more likely than not CSAM-scanned. So the OP is fleeing an Apple implementation on just iCloud

Also, the OP says he backs up his stuff to AWS Glacier. Which is more likely than not CSAM-scanned. So the OP is fleeing an Apple implementation on just iCloud Photos which never actually rolled out, to an AWS implementation which is scanning everything and not just iCloud Photos. That’s ignorance at best and idiotic at worst.