A less known licensing option for fusion360 is the free Startup/Enthusiast one, and can be renewed yearly.

This is the Polygon article I was referring to saying that Microsoft is not going to charge a fee for used game activation. http://www.polygon.com/2013/5/24/4362…

I've heard that this only applies to used games. I read this before microsoft did a 180 on charging a fee for used games, so I don't know if this is still valid.