Well I don't judge songwriting on how many I have in my personal playlist. I think an objective person can say gosh, lots of people love those songs, it may not be for me, but if I'm the odd one out, it's probably me.
When you've written 30 plus #1 songs, you have something.
McDonald's is a terrible comparison for numerous reasons.
I get that just because something's popular doesn't mean its good but also it doesn't mean it sucks.