Its a compromise. You trust a nostr relay to keep something from others on your behalf.
Best case, you only auth on your own server. That is pretty good privacy.
Encryption is obviously the peak, bu...
Yea, if it is your relay, there is no issue, but to understand the nuances of that an user needs a degree on nostr and stuff, and nobody really cares. Not even devs nor the nips kabbala