At a global level, those are called "rich people". I'm sure you can find some individual exception somewhere, but by and large every mac user will be able to scrape or borrow $100 by the time their software is developed, tested and ready to ship.
...paid? You think only paid software needs certification? Also, yes, they will be the same people anyway, not every worthwhile project gets VC funding. Also, unpaid software is _already_ suffering from the certification situation.
living in a first world state.