Factories no longer run on steam or sweat. They run on data. If yours doesn't, you are not running a factory. You are running a museum with a payroll.
I forecast that through the 2030s, IoT and Industrial IoT wire every station, tool, and asset into a real-time nervous system. Plants become living operating systems: simulated before they are built, self-diagnosing while they run, reconfigurable on demand. If it is not sensed, it cannot be controlled. If it cannot be controlled, it cannot be cheap.
It already exists. Tesla runs roughly 45 seconds per vehicle on its best lines. Hyundai built its Georgia Metaplant around robots and digital twins from day 1, and owns Boston Dynamics, now training its Atlas humanoid for the factory floor. Nvidia's Omniverse simulates the whole plant before a single brick is laid. The payoff is measured: smart factories cut energy and CO2 by 25% and material waste by 17%. And the business model flips with it: Kaeser sells compressed air by the cubic meter, not compressors. Equipment-as-a-Service is the factory's cloud moment.
The operator mandate: coin IoT and IIoT to win the 2030s, then coin additive manufacturing to win the 2040s. The factory becomes software. The winners ship updates. The losers ship excuses.