1) We've only counted the upgrades for existing users that we met at the event. 2) 300 is the number of "additional" signups (in addition to our "typical day's

1) We've only counted the upgrades for existing users that we met at the event. 2) 300 is the number of "additional" signups (in addition to our "typical day's signups") 3) Don't know if they'll be active, it's been just two days :)