Video, best?

Why shouldn't it be done? Maybe it's actually very necessary, but there's a lack of motivation. Or it's scary. Or something else. In general, the effort required isn't enough to overcome the inertia of the current state of affairs. So, they watch all sorts of nonsense in the hope of giving their desires an extra boost from the outside.
Not a very effective method. A simple parental slap or an incoherent roar from the boss works much better.