How to increase the number of items to be found by ordinary treasure hunter? To make him hunt more. How to increase the number of items to be found by robot’s owner? He should add one more robot to his fleet.
Anyway, the time will come when robots with metal detectors appear in the fields. And no matter how effectively these ones will work at first. 100 newbies will find more discoveries in total than one pro.
Dron with metal detector…
