Microsoft's MS-DOS app will make you actually want a Windows Phone

In a surprisingly elaborate prank, Microsoft brought back MS-DOS Wednesday in the form of a Windows Phone app. The app, which features both the command line and Microsoft's digital assistant Cortana, had many almost instantly geeking out over the long-gone operating system. See also: Finally, Microsoft launches MS-DOS for smartphones But Microsoft's April Fools' Day prank has a surprising level of detail, down to the sound effects, "bad command" notifications and a few other Easter eggs. Here's ...