[harvie]

Ok, lets stop being delusional here. I'll tell you how this will actualy work:

Imagine your device sending Google an encrypted query and getting back the exact results it wanted — without you having any way of knowing what that query was or what result they returned. The technique to do that is called Fully Homomorphic Encryption (FHE).

[pluto_modadic]

queries are Oblivious Transfer - a second limited case of FHE that actually addresses the filter threat model.