I actually haven't seen any spam. It's just the free relays that have that issue.
My advice is for users to stick to the paid relays and wot relays. The free relays is an easy target for bots to join and I don't believe they can solve the issue.
Let's continue and watch them tackle this spam.
https://mar101xy.com/uploader/images/2025/06/02/nostr-spam-relays.webp