Wow, thanks for the writeup Alex! I never though about the DNS routing issues on mobile that would send the same packets on two completely different paths (all

Wow, thanks for the writeup Alex! I never though about the DNS routing issues on mobile that would send the same packets on two completely different paths (all to end up in the same dorm room). All of this on top of the ticker / chat / live connections between 750 million people is pretty insane. I don't think Facebook gets enough technical credit for overcoming all of those challenges. Makes me excited for my interview on Friday!