An associated component to trust-busting should be foreign trust blocking.
Given the way the world works, if the US breaks Facebook up, (insert here) government-supported competitor takes its place.
Part of creating a fair, diverse playing field is ensuring international competition is playing by the same rules in the internal market (because you have no jurisdiction to prosecute them as a monopoly in their home country).
Which isn't an argument for not breaking Facebook up. But is an argument that if you break Facebook up, you should probably impose substantial limitations on ByteDance and Tencent as they operate in the US.
Given the way the world works, if the US breaks Facebook up, (insert here) government-supported competitor takes its place.
Part of creating a fair, diverse playing field is ensuring international competition is playing by the same rules in the internal market (because you have no jurisdiction to prosecute them as a monopoly in their home country).
Which isn't an argument for not breaking Facebook up. But is an argument that if you break Facebook up, you should probably impose substantial limitations on ByteDance and Tencent as they operate in the US.