Jan Wilhelmsson compares what Navig8 Group is doing with its ships to what a person might do with a Fitbit, the wrist-worn activity tracker.

But where the enemy of the ­human is indolence and inertia, the foe to overcome in Navig8’s “wiring up” of more than 100 of the estimated 200 ships in its pools is inefficiency and waste.

“Waste reduction is the key ­focus.