The Payload beta requires Mac osX. A Windows
		version will be available for the final release.
		There is no installation required to run Payload.
		Just click on the application and it should start.

		Move your vehicle left and right using the left and
		right arrow keys.  Do not let your payload touch
		anything other than the chasis of the vehicle.
		Deliver your payload before time runs out.
		

Mac osX