If you're seeing spammy replies from obviously automated accounts with strange usernames, pfps or llm-like responses, can you share some examples here?

Technowatermelon. Elder Millenial. Building Farcaster. 

nf.td/varun

They have become so good, that it's hard to say if it's a spammy user who just wants to attract attention, or a spammy llm who just wants to attract attention.

Dad, geek, conversation liquidity provider. vrypan.net (home), /weatherxm (work), @l--o--l (fun). Also https://paragraph.xyz/@purplesubmarine

+1, spam filters became much smarter recently