Bill Gates with the Office of the Secretary of the State of New Mexico. Gates never returned to Harvard to complete his studies. Microsoft's Altair BASIC was popular with computer hobbyists, but Gates discovered that a pre-market copy had leaked into the community and was being widely copied and distributed. In February 1976, Gates wrote an Open Letter to Hobbyists in the MITS newsletter in which he asserted that more than 90 percent of the users of Microsoft Altair BASIC had not paid Microsoft for it and by doing so the Altair "hobby market" was in danger of eliminating the incentive for
Barbarians Led by Bill Gates and GO Corporation. In April 2008, as part of a larger federal court case, the gesture features of the Windows/Tablet PC operating system and hardware were found to infringe on a patent by GO Corp. concerning gesture interfaces in operating systems for portable computers. Barbarians Led by Bill Gates Barbarians Led by Bill Gates: Microsoft from the Inside is a book that was jointly written by Jennifer Edstrom and Marlin Eller, an American programmer who was a manager and a software developer at Microsoft Corporation from 1982–95, and development lead for the Graphics Device Interface (GDI) of Windows 1.0 and