Diversity, inclusivity and equality, isn’t it all just about plain and simple humanity?

Let’s be hypothetical for a moment. The year is 2005, and you’re an alien from another planet. You catch a signal. It’s a TV ad break.
Through your extra-terrestrial television, it would appear Earth is a planet inhabited by straight, white, upper-middle class men who drive fast cars surrounded by svelte, half-naked women. There are straight, white, upper-middle class women too, but they mostly just clean, cook and look after children.
On Earth however, it’s a different p