It's part of the GMO process ... whether it's from selection or actual gene manipulation. Growers didn't realize that aiming for looks above all also affected how the fruit tastes.
When I was a kid, way before GMO was a BIG thing, tomatoes tasted S T R O N G. Like the acid would burn the inside of your mouth if you ate too many. But the taste was WOW! I mean you knew you were eating a tomato and not just some fleshy, sometimes moist sandwich-filler.
Chalk it up to companies wanting to sell on looks vs quality.
Here's 2 articles that explain ...