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Indeed this is a problem that basically all rapidly developing countries have/will/are facing. Japan is famously struggling with their aging demographic right now, China is coming in 10-20 years, Russia is gonna have a particularly nasty time in about 30 years, Italy quite a bad one in just a decade. Plenty of emerging economies like Egypt, Philippines, and Rwanda are likely having their booms right now. At the same time many western countries have benefited greatly from immigration smoothing out their age demographic brackets since immigrants tend younger.
The 70b model is a distilation of Llama3.3, that is to say it replicates the output of Llama3.3 while using the deepseekR1 architecture for better processing efficiency. So any criticism of the capability of the model is just criticism of Llama3.3 and not deepseekR1.