"Constantin Sotiropoulos is most famous for being the co-creator (with Fran\u00E7ois Lionet) of AMOS BASIC, a popular beginners programming language for the Commodore Amiga home computer, and STOS BASIC on the Atari ST.He has also been creator of copy protection software for some French companies."@en . "Sotiropoulos, Constantin"@en . "French computer programmer" .