Actually, Vista has a higher market share than OS X 10.9: http://www.netmarketshare.com/operating-system-market-share.aspx?qprid=10&qpcustomd=0 http://www.netm

Actually, Vista has a higher market share than OS X 10.9: http://www.netmarketshare.com/operating-system-market-share.aspx?qprid=10&qpcustomd=0 http://www.netmarketshare.com/operating-system-market-share....