Many will say the term “third world” is disparaging, but, based off of Wikipedia’s etymology, I would like to upgrade from the primitive first and/or second world to the third world.

World3; not Web3

“French demographer, anthropologist, and historian Alfred Sauvy coined the term third world… His usage was a reference to the Third Estate the commoners of France who, before and during the French Revolution, opposed the clergy and nobles, who composed the First Estate and Second Estate, respectively … Sauvy wrote, "This third world ignored, exploited, despised like the third estate also wants to be something.”