"With Windows 10's HoloStudio app, Microsoft lets users create 3-D objects with their voices and gestures (like pinches and flicks) and then print them on a 3-D printer."
Hmmm...wonder if it exports obj's...
http://money.cnn.com/2015/01/21/technology/windows-10/index.html?iid=HP_LN (http://money.cnn.com/2015/01/21/technology/windows-10/index.html?iid=HP_LN)