In 1991, Unix was an important but secondary x86 operating system . That year, on Aug. 25, a Finnish graduate student named Linus Benedict Torvalds announced on the Usenet group comp.os.minix that he was working on a free operating system just a hobby, won't be big and professional like gnu for 386486 AT clones. No one knew it, not even Torvalds, but the technology world was about to change forever. Also: Linux's remarkable journey from one dev's hobby to 40 million...
