> All of those would keep on existing if Meta died today, so who cares

Try second order thinking or thinking into the future. This company that built much of the modern web and created trillions in value. It's like the communists that just nationalize companies and institutions after they come into power thinking that wealth is just something that spontaneously comes into existence and can be captured with no ill effects.

> permitting Meta to help governments oppress people

Oppressive governments often ban Meta and other social media. But somehow Meta helps these governments.

Try and create a consistent world view that doesn't devolve to [company] bad

Or, Meta disappears and all the talent goes to other places where it does other neat things that we all benefit from. We aren't going to accept that Meta has some magic that makes bright kids do better work.