> In the same way the tobacco industry has to pay for the damage it inflicts on the population through taxation, I can see sugar taxes becoming something governments will implement to recover the cost to the state of a unhealthy population.

That is going to be much trickier, though. The sugar binge is partially a result of the well-meaning but misguided demonization of fats during the 70s and 80s, something those very governments participated in.