Oh, they've just got this really rich flavor that can verge into cloyingly sweet as they reach peak (and especially past-peak) ripeness. Some people find that off-putting.

I hadn't heard about the gasoline taste, but just yesterday I was looking at Peterson's website and there's a long bit about someone who had theirs tasting like bleach until they remedied some kind of nutritional deficiency: https://www.petersonpawpaws.com/growing-conditions/