And good marketing will help the 1.2x demographic discover that there's an improved solution while not worrying about the .8x demographic (or actively disqualifying them).
This thread is doomed to failure because half of the people are imagining the perfect altruistic, benevolent, competent marketer, and the other half is imagining the scummy, scam artist, and the actual answer is the tautological "good marketing is good and bad marketing is bad."