[n00bskoolbus]

Although they don't explicitly mention it much I it doesn't seem like they missed out on socializing.

> barring one final class I took online the following summer while I was couch-surfing in San Francisco with random internet friends.

> I soon moved to Cambridge in a group house I started with some friends from the Bay

Some people do seem to have the capacity to take on class loads like this person described while still managing a social life. The university I went to essentially requires engineering students to take more than 5 classes a semester and some of them were incredibly social.

While I agree this person frames it like they've hacked the system by doing something they're not the first to do it's definitely uncommon to have a masters degree by 21.