X-Plane is incredibly extensible. You can simulate new aircraft, make 3-D models, or even change the functionality of the program in drastic ways.
UPDATE: We’ve removed the recording of our livestream because it didn’t explain how we’re going to compete with Microsoft, wasn’t any fun to watch and it’s too soon to reveal the details of what’s coming next. We’re working now and will show the results when they’re ready to actually be seen! Read More