Darin Adler was software  programmer that developed a Macintosh adventure game called Déjà Vu before being the Technical lead for what company's operating system release?
Darin Adler Darin Adler was the technical lead for Apple Computer's System 7 operating system release. During 1985–1987 he worked for ICOM Simulations as primary developer of the MacVenture game engine which ran Déjà Vu: A Nightmare Comes True, Uninvited, and Shadowgate. Adler went on to work at General Magic and Eazel.
Level 9 Computing Level 9 was a British developer of computer software, active between 1981 and 1991. Founded by Mike, Nicholas and Pete Austin, the company produced software for the BBC Micro, Nascom, ZX Spectrum, Commodore 64, Oric, Atari, Lynx 48k, RML 380Z, Amstrad CPC, MSX, Amiga, Apple II, Memotech MTX, and Enterprise platforms and is best known for its successful text adventure games until a general decline in the text adventure market forced their closure in June 1991.