>If they were able to make drones work, it could open up more variable farm designs: rows are mostly necessary so that farms can be serviced by vehicles. Sure,

>If they were able to make drones work, it could open up more variable farm designs: rows are mostly necessary so that farms can be serviced by vehicles. Sure, but the weedkiller isn't the only vehicle that needs to work on the farm. I don't think flying drones are going to be ploughing any time soon.