> Manufacturing and design of farm equipment is what keeps competition out, not software. How can you be sure? I have never used a "smart tractor", so I have n

> Manufacturing and design of farm equipment is what keeps competition out, not software. How can you be sure? I have never used a "smart tractor", so I have no idea. Sure you can do all the work with a 1960s tractor, the improvement is incremental compared to using a donkey, but apparently there is such a thing as an improvement coming from software.