[LogicalRisk]

Without delving too much into the utility of the practice, skateboarding as a past time is a rather commonly banned activity in common spaces.

The issue here is not that someone is doing something voluntarily and devoting resources to it, but rather that someone is taking an action that involves the consumption of a rivalrous good. The court's ruling notes this explicitly (from the article) "the very real prospect that devoting such a large proportion of the available electrical power supply to one industry would leave less energy for other uses which might result in increased costs to all other residential and industry customers in B.C.”