Samsung announced a $5 million partnership with Jay-Z, which will bring the rapper's new album to 1 million Galaxy S4 owners for free when it launches July 4. It's just the latest big marketing move by Samsung, which spends boatloads of money marketing its mobile devices. And it pays off. Sa... Read more...

Can iTunes Save Apple's Margins? Apple's margins have been compressing, and it has investors worried. Can iTunes sales, specifically software sales made through iTunes, save the day? Asymco's Horace Dediu, who made the chart below, speculates: There is potential for oper... Read more...

Here's an awesome chart from Horace Dediu of Asymco that shows the collapse of Microsoft and Intel's monopoly in personal computing. It's been making the rounds today. As you can see, Android and Apple have successfully eaten into Wintel's marketshare. That's not to say Microsoft is going to coll... Read more...