@🦖 That is because his follower hasn’t federated with the Fediverse server where your account lives.

https://media.pegelinux.top/pegelinux/media_attachments/files/111/810/783/985/029/334/original/c18db3e9f3987ae8.jpeg 

 i see... so much hassle federating w/ one another, this is why #nostr is better 😉