Aenarion has great insight!

I SIGN THIS PETITION


He's worried about this

Aiming for 5000 players per server, 1000 players in one zone lagless
Two approaches to zone congestion


Display a message "too many players in zone, entry denied"
Spawn instances of a zone to allow for more players

Translation from an interview

To which was also said


still testing which one to take, as 1000 players in a zone is rarely happening naturally