Farcaster

Of course, there’s nothing stopping a Farcaster client implementing hashtags, if you think they’re useful.

Dad, geek, conversation liquidity provider. vrypan.net (home), @l--o--l (fun). devcoin:$lemon3

hashtags, mentions, retweets were all started by users and Twitter eventually incorporated them. Third party Twitter apps added support for them before Twitter did.

would you inherit namespace from channels or make a new one

Hashtags feel a bit public for my taste but could help folks find topics. Wonder how ZK tech might play into discovery here