I was an undergrad when, in 1981(?), Bill Joy and Bob (forget his last name) had loaded the BBN mag tape that contained the TCP/IP implementation, and they were

I was an undergrad when, in 1981(?), Bill Joy and Bob (forget his last name) had loaded the BBN mag tape that contained the TCP/IP implementation, and they were integrating it into BSD (4.1?). It was in the shared terminal room in Evans on the 5th floor. After about 30 minutes I decided not to even try to pretend I wasn't listening to them and just watch. That was fun.