Would trust-busting do any good? The main reason no practical alternatives to Facebook exist is the network effect. The main reason that competitors to Google don't do well is that people will just use the search engine that returns the most relevant results (unless your internet connection is censored). The only practical solution is regulating ethical behavior of these incomprehensibly powerful corporations.
The main reason no practical alternatives to Facebook exist is the network effect. Doesn't it creep you out that one company has a monopoly on the social graph? When we busted up Ma Bell, we basically put into place standards for interoperation. What if we had a law mandating social graph companies open themselves up for interoperation once they reach some critical threshold of size? Basically, the idea is that once…
To me that sounds like legally-mandated proliferation of sensitive user data. The Cambridge Analytica scandal is essentially a case of Facebook being too open with their data.