Conversation so far:
what is BASIC?
BASIC (Beginner's All-purpose Symbolic Instruction Code) is a family of general-purpose, high-level programming languages whose design philosophy emphasizes ease of use
when did Bill Gates develop BASIC?
In 1975 MITS released Altair BASIC, developed by Bill Gates and Paul Allen as the company Micro-Soft, which eventually grew into corporate giant Microsoft.
was Bill Gates able to secure a job because of inventing BASIC?
MITS hired Allen, and Gates took a leave of absence from Harvard to work with him at MITS in November 1975.
did Bill Gates further develop BASIC?
Over the course of a few weeks he developed an Altair emulator that ran on a minicomputer, and then the BASIC interpreter.
was Bill Gates able to pitch BASIC to people or companies?
The demonstration was held at MITS's offices in Albuquerque, New Mexico; it was a success and resulted in a deal with MITS.

Question: What did he finally do with BASIC?
Self-contained rewrite: What did Bill Gates finally do with BASIC?