In theory, yes.
Would cause lists to look like they were missing content in clients that didn’t support it though. Which, I guess wouldn’t be the worst thing ever.
Discussion
I appreciate the shout out Jeff. In cases where crowdsourcing is happening this works nicely because it's just giving higher precedence to certain people. But in cases where crowdsourcing is not happening, it may cause unforseen issues and confusion. 🤔 hence why I didnt propose it as a generalize nostr mechanism