Tablet computer shipments more than doubled in the fourth quarter. But while holiday sales were strong for the product, the news wasn't quite so jolly for Apple. According to researcher Strategy Analytics, Apple's iPad went from 96 percent of market share to 75 percent. Tablets based on Google's Android operating system gained ground.
Apple CEO Steve Jobs is taking another medical leave of absence. Jobs said he'll continue to be involved with major strategic decisions. Day to day running of the company will be left to Chief Operating Officer Tim Cook, a longtime Apple executive who's been at Jobs side during the roll-out of some of the company's most successful product launches.