“Dialectical materialism is a Marxian concept developed out of a combination of Hegelian dialectics and the materialist philosophy of Ludwig von Feuerbach. It holds that the inherent logic of the ‘Material productive forces’ propel society via the class struggle toward socialism “with the inexorability of a law of nature.’”
As to people being too busy to care, materialism [here meaning: wanting more and more)] takes precedence over anything else. See:
“Thus inflation is morally repugnant, economically destructive, and entails exploitation and tyranny. And this is not the price to be paid for any social benefit whatever. Inflation is wholly unnecessary. The nominal alteration of the coinage, said [Bishop] Oresme:
. . . does not avoid scandal, but begets it . . . and it has many awkward consequences, some of which have already been mentioned, while others will appear later, nor is there any necessity or convenience in doing it, nor can it advantage the commonwealth.