Karl Marx believed that technology would free laborers from the constraints of capital by enabling them greater productivity with less work. That didn’t turn out to be the case. Capitalists controlled the technology, so they pocketed the value difference created by it, and just had laborers working for less money.

Centralization of technology was the catch. If Marx were writing today, I believe he would say the same but with the added call for decentralized technology which puts the power of tech into the hands of the masses Marx would be a raging Bitcoiner and Nostrich