Not the person you're responding to, but I think we should have open borders*. The whole "you were born here so you're cool" thing is archaic and cruel.

We could use some of the immense wealth of the ultra wealthy to build more housing and infrastructure. (This is a US-centric visualization, but in case you forgot how much wealth is concentrated in so few humans: https://eattherichtextformat.github.io/1-pixel-wealth/ )

*I would mandate vaccinations and similar for entry, but would provide them free of charge. So not quite "unconditional" but I think "no measles, please" is a pretty understandable condition. Unless you're some parts of the US right now, I guess.