message: Clarify why we pick popular servers over the one that created the room
diff: @@ -80,6 +80,12 @@ export function pickServerCandidates(roomId) {
  // be ACL'd in the future or for some reason be evicted from the room
  // however an event like that is unlikely the larger the room gets.
  + // Note: we don't pick the server the room was created on because the
  + // homeserver should already be using that server as a last ditch attempt
  + // and there's less of a guarantee that the server is a resident server.
  + // Instead, we actively figure out which servers are likely to be residents
  + // in the future and try to use those.
  +
  // Note: Users receiving permalinks that happen to have all 3 potential
  // servers fail them (in terms of joining) are somewhat expected to hunt
  // down the person who gave them the link to ask for a participating server.
  