Google "dunning-kruger effect"

I wish you'd list some examples. There may be people out there you can interpret this in very different ways. I'm not one of those, of course.

You must be pretty darn bad at it.

Dump his worthless ass and get yourself a real man.

I wonder if he sucks dick better than you

Beginner's luck? Or maybe he has an eye for detail that you don't.

Examples please?

I can see this post in two ways. Either he is better than you and that means that you are bad at what you do or he claims to be better than you and that means that he needs to be put down a peg or ten.

way to be grey, vague and unhelpful in your description

He sounds lazy as hell 🤨 the way this is explained he has no experience yet can do things better? Sounds like he finds the quicker way to get it done if you asked me.