On the side of operating systems, Windows was slightly down to 92.02% overall, while OS X saw a marginal jump to 5.13% and Linux was flat at 1%. Scrutinizing those Windows numbers further, Windows 7 hit an estimated 10% share on January 31st, which likely had something to do with IE8 taking the top browser spot with 22.31% usage share. Painfully to say, IE6 remains to be used by some 20% of users, despite its obvious shortcomings and potential security flaws.
While it's hard to be completely sold on this data, it should remain a pretty good indicator of usage trends over time. Net Apps tracks software usage from 40,000 websites representing about 160 million unique visitors each month.