Plan 9: The World's Greatest Operating System

Why are you still using clones of UNIX when you could be using its SUCCESSOR!? Plan 9! PLAN NINE_{^{from bell labs}}! The World's Greatest Operating System, Plan 9! PLAN NINE_{^{from bell labs}}! The World's Greatest Operating System, Plan 9! PLAN NINE_{^{from bell labs}}! The World's Greatest Operating System, Plan 9 from Bell Labs is available NOW, you could be using it NOW use it _now

is this successor released under the GPL... who made the braindamaged decision to include that rambly long restrictive barf of a license? They probably wanted to "protect" plan 9 from being turned into the next MacOSX ?