Yes because we all can afford to move abroad and not try to improve material conditions. Also, not trying in first world countries will just give governments like the US and UK more leeway to oppress AES and third world countries. BE isn’t even apart of an org either.
The third world still sort makes sense if you look at it from the original definition. Many of the original third world countries are continuing to be neutral today, albeit shifting slightly towards Russia and China. Still, it’s understandable that they can’t afford to choose sides given Covid and climate change