Not worthless. They can get you high-paying jobs in government, universities, NGOs, and even the military, intelligence community, and many private sector gigs (e.g., Chief Diversity Officer; Diversity, Inclusion & Equity consultant or trainer, etc.)
You’re exactly right. Every university has their diversity outreach bureaucracy and all manner of minority programs. Then there are campus Title IX offices and Human Resources gets into the “inclusion” biz too.