Earlier this week Microsoft opened the source code for MS-DOS and Word. Now it's giving away apps for Apple and Google devices. What's next, free Windows? Microsoft this week released Office Mobile for iPad along with updates to iPhone and Android versions. All can edit Office documents without a subscription to Office 365 and are free "for home use." Now that it's gratis, we give it "Like" status, or at least enough to take it for a spin. Here's the CRN Test Center's first look at Office Mobile for Android.