Less than six years after Sun Microsystems' then-CEO Scott McNealy sneered at Linux as a "hobbyist," build-your-own-jalopy solution, it appears that the mighty Penguin is going to beat the formerly $14 billion Santa Clara, Calif.-based colossus to the finish line. And the much-trashed prediction of Linux Foundation Executive Director Jim Zemlin last fall that "the future is Linux and Microsoft, not Unix or Solaris," appears to be a race-winning bet.