"Rick Weiland and I (Bill Gates) wrote the 6502 BASIC," Gates commented on the Page Table blog in 2010. "I put the WAIT ...
Microsoft called the code—written by the company’s founder, Bill Gates, and its second-ever employee, Ric Weiland—”one of the ...
Microsoft’s 6502 BASIC ran on the same CPU that powered the Apple II, Commodore 8-bit series, NES, and Atari 2600.
Specifically, it's a port of BASIC, the OS that founders Bill Gates and Paul Allen developed for use on the Intel 8080-powered Altair 8800. As explained in a Microsoft blog, the version that's just ...