Dave is great, but is his explanation about relays correct?

Do relays relay to each other, or does your client know which relays to check for the data it is looking for. 

i.e. the people you follow have their relays listed and you check those for their notes (and vice versa).

#asknostr
#devs


nostr:note1sl6fjxe6kmwslezwy7xaewfwpau84s7wnukmygy57zhr63wap85q57pz7a