The radio spectrum is finite ... Moreover, LTE and 4G networks facilitate remote access and control, allowing industrial operators to manage equipment and processes from off-site locations.
That happened with the hand-held radio. The first transistor radio was a joint project between the Regency Division of Industrial Development Engineering Associates and Texas Instruments.
Canadian fisheries crews keep eyes on industrial fleets in North Pacific ... both to protect fish and keep an eye on remote zones using high seas patrols, flyovers and satellite surveillance.