And we’re also talking on a more local scale here, so this would be more centric around a single country, or north america specifically.

North America is an interesting example here, because North America HIT peak oil once, way back in the 80's, and it was only with the invention of Fracking that it came back.

Yeah but idk about this one. Perhaps at the scale of CDNs and proxy distribution,

Once upon a time people debated if virtual hosts were best practice or if that would affect their SEO. We've definitely progressed since then, both to conserve IP addresses, but mainly because DDOS prevention is best done centralised (Looking at you Cloudflare).