use compiled bcrypt
give mongo room to breathe
their plugins, in package.json
that preloader, will blow up your datacenter.
cache popular route for anons
use redis session storage instead of connect-mongo
disabling updateLastOnlineTime until we can move this key to redis
separated the sockets.emit to socket.emit + broadcast so OP gets action right away. moved callback sooner.
we don't trust user.isOnline, waiting on an optimization (disabling for now)
look for unread only for today
disabling pushUnreadCount for now, perhaps this might be good on redis too?