One complement/substitute for this approach is mandating open standards. If Facebook had to be part of the Fediverse or something like that. The standards could

One complement/substitute for this approach is mandating open standards. If Facebook had to be part of the Fediverse or something like that. The standards could be managed by a third-party, something like the Federal Reserve for APIs. This way they can move to accommodate fast-moving changes and competition from companies in other countries.