[77pt77]

> he told me that I misunderstood, because it was "impossible" to update encrypted data without decrypting it. I politely tried saying "actually no, that's what makes homomorphic encryption super cool", and we went back and forth; eventually I kind of gave up because I was trying to make a good impression.

The moment you have to explain yourself you've already lost.

No argument you make will change their mind.

They are just stupid and that will never change.

And never forget, these people have power over you.

[hot_gril]

It's not stupid to intuitively doubt HME and ask for an explanation if you've never heard of it before, but to argue that it's impossible without knowing anything about it, yeah.