I really like the idea of being able to organize content in to buckets or streams. Then you could subscribe to that stream, say I want the memes tagged by nostr:npub1jxa9x4erd8xp7xu2w6pmk3vays0e45y02wjy58p59vt39d9wxhsqtxhd80 here instead of having them share them with me on IG. ;-D