Source code found (and lost again):
http://www.dualshockers.com/2017/05/03/long-lost-starcraft-gold-master-disc-found-20-years/
http://www.dualshockers.com/2017/05/03/long-lost-starcraft-gold-master-disc-found-20-years/
A gold master disc with the source code for Blizzard's Starcraft was found by a collector in New Jersey.
[...]
Blizzard got into contact with Solorzano through a Reddit post. A lawyer for the company later called him and asked if he would kindly give the disc back. Solorzano agreed. He knew it was the right thing to do.