Best reason in the world.  They're making money.  4th quarter results will show that, and people will have to take notice.  Secondly, with those sold units out there, they are doing there own advertising for the company.  Truckers will spread the word.  Those things are almost certain, and if any of the many other things that were supposed to happen ie: 3rd party stuff.......then surely that will give it a boost as well.