It isn't the voters' incentives you need to worry about, it's the politicians. Trump ran some pretty effective campaign adverts just before election designed t

It isn't the voters' incentives you need to worry about, it's the politicians. Trump ran some pretty effective campaign adverts just before election designed to drive down voter participation - targeting blacks and replaying that message about superpredators, for instance. Lack of voter participation also allows politicians to completely screw certain blocs of the population with relative impunity. It works well enough in Australia.