Life is full of mundane activities. It’s also full of fun events. I’m all for the idea of reducing the mundanity and increasing the fun, but with caveats. Educating people to think that the only reason they should do something is because it is fun or because there is a short term reward is likely to be counter-intuitive in the long run.
I instead hope the gamification proponents are instead misreading society spectacularly badly rather than being morally bankrupt snake oil salesmen as Stilgherrian said many months back