They are not a black box, they passed rigourous examinations and they stick to principles enshrined in constitutions and laws.
Technology, or better, the productization of it, is instead the result of the interest of very few powerful individuals or corporations and aggressive product market fit iterations.
The bullish discourse around the PMF loop says that this is good because it is better at solving people's problems. But after a few decades it is obvious there's a gigantic risk the process actually exploits people's problems instead of actually solving them.