⟩ Who co-founded Hotmail in 1996 and then sold the company to Microsoft?
Sabeer Bhatia.
Smith came up with the idea for anonymous web-based email in 1995, and worked with Sabeer Bhatia, his colleague at Apple, to found the company. The company launched on July 4, 1996 with Smith as its Chief Technology Officer. In December 1997 Bhatia sold Hotmail to Microsoft for a reported $400 million.