Windows 7 and Internet Explorer 9

Windows 7 has the highest share of Internet Explorer 9.0 beta users.

Google Chrome 6.0's Short Lifespan

Google Chrome 6.0, which topped 8% in daily tracking in mid-October is now near zero usage share.  It has been almost completely replaced by Google Chrome 7.0 after being available for only two weeks.  This matches the same pattern in early September where Chrome 6.0 completely replaced Chrome 5.0.  The total lifespan of Chrome 6.0 as a browser with significant usage share was about two months.

Mac Share Up in U.S., Down Worldwide

Mac usage share globally has been in a slow decline over the past several months, dropping below 5% in October.  However, in the U.S. Mac share is increasing, reaching 11.41% in October from 11.32% in September and 11.20% in August.