You should also be aware that if that same miner and his employer were allowed to save for retirement in his own privately held portfolio he could retire earlier, live perpetually off the interest then bequeath the estate to his heirs. Your beloved Social Security practically ensures that the poor will always be poor.
The air here is clean, maybe where you are they still use horses to haul people around.
The miner and employer are allowed to save for retirement in a privately held portfolio, as has always been the case. It's just that when that wasn't doing it, and governments found there was near universal poverty in old age, they complemented that system with other systems, like Social Security here in the US.