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Insulin
(lemmy.nz)
A place for majestic STEMLORD peacocking, as well as memes about the realities of working in a lab.

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It's also much harder to become a middle class in those countries.
Not really. Poverty rates are higher, yes, but many middle income third world countries do have sizeable and growing middle classes. They're called developing countries for a reason. The image of war-torn African countries where everyone works in mines isn't really representative.