From the article on Forbes:
“The nutrient content of our vegetables is down 40% over the last two decades and our soil health is suffering due to increasingly harsh herbicide use, according to Carbon Robotics founder Paul Mikesell. And farmers are increasingly concerned about the long-term health impacts of continually spraying chemicals on their fields.
But not weeding will cost half your crop, killing profitability.
A self-driving farm robot that kills 100,000 weeds an hour … by laser.”