Not entirely, most services require some products as inputs, so they are still measured in some way.
Plenty of economic activity that is not fake involves no freight.
Beyond that, efficient use energy production requires some place for it to be used, Generally home and industry appliances.
Freight is a very poor way to measure electricity output. Both turbines and balance of plant equipment usually last 40 years (so we replace c. 2.5% in a given year) and now a days, most fuel is piped.
>Beyond that, efficient use energy production requires some place for it to be used, Generally home and industry appliances.
Yes, all of which is economic activity unrelated to freight.