I’m going to assume you’ve never lived in an economy where median wage is $1000/month. Because it sounds like you have no idea what you’re talking about
Everyone benefits from higher GDP. Yes the rich benefit more, but I promise you that everyone being equally destitute is no walk in the park either.
Reading about the economic histories of South America, China, Eastern Europe, and Africa are great places to learn more about how low GDP is terrible for everyone involved.