Just watching Clarkson's farm season 4... and it's better than the past couple seasons. Easily as good as season 1.

 he finally got fed up with the Lamborghini tractor that had so many issues and failures, like the brakes and many other systems... and had about 8 other tractors come to the farm for demo day, to do side by side testing. 

Then he went for the best viewer experience and bought another Lambo, which instantly broke down. Seems that it's not a well designed tractor for a 62 year old who doesn't read instruction manuals, and instead gets the tv show viewers to keep watching the antics