Visitors to the Linux blogosphere over the past few days may have emerged with singed hair and scorch marks, because a raging firestorm left few forums unscathed. It all began when Brandon LeBlanc of the Windows Team Blog posted a review of Windows on netbooks over the past year. His incendiary conclusions? First, he asserted that Windows had achieved a 96 percent share of the netbook market as of February; then, as if that wasn’t enough, he went on to say that return rates on Linux netbooks are four times higher than for Windows machines.