You can turn on end to end encryption without scanning. Apple did. And Apple's modified key escrow ruled out end to end encryption. End to end means end to end.

You can turn on end to end encryption without scanning. Apple did. And Apple's modified key escrow ruled out end to end encryption. End to end means end to end. Not end to back door. Known CSAM hashes is incorrect. The sources of the hashes are known to contain false positives. And true positives are not limited to depictions of sexual abuse.