You can also just use any client that doesn’t support this to see all the replies. Filtering would be done by clients. Not relays. Even it was at a relay level, you could just read from relays that don’t support this.

You can also just use any client that doesn’t support this to see all the replies. Filtering would be done by clients. Not relays. Even it was at a relay level, you could just read from relays that don’t support this.

read all you want
reply all you want
but
I see only what I want