Bill & Melinda Gates Foundation set conditions so that these contributions do not simply increase the foundation's endowment, but effectively work as a matching contribution, doubling the foundation's annual giving. Bloomberg News noted, "Buffett's gift came with three conditions for the Bill & Melinda Gates Foundation: Bill or Melinda Gates must be alive and active in its administration; it must continue to qualify as a charity; and each year it must give away an amount equal to the previous year's Berkshire gift, plus an additional amount equal to 5 percent of net assets. Buffett gave the foundation two years to abide by the third requirement."
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