Because a person who rationally cares about great map data for their whole lives, and also cares about other things (like liberty) might well prefer the growing pains of being an earlier adopter to the instant convenience of using Google Maps.
I understand that you, like many people, have decided that the attributes you care about are the only ones that are rational to care about. But that is a gross mistake, and that mistake undermines the entire premise of your rant.