According to Chitika, an analytics company, Mac OS X Lion only holds 16% of the Mac OS market share, trailing behind Snow Leopard (56%) and Leopard (22%) -- indicating poor adoption of the newest operating system in comparison to previous releases.
Even though Apple announced over a million downloads of Mac OS X Lion with in the first day of its release, and in October Tim Cook announced that Apple had sold 6 million copies of Lion since its launch, claiming a massive 80% growth over Snow Leopard, according to Chitika, that pace has