- Facebook+Twitter are US-based entities and have to follow US laws and regulations in a much more strict way than Tiktok
- They are not controlled by a politically-motivated adversarial government
You are also conflating apps "from a country" vs apps "under a country's gvmt control". I think most here would agree "apps from a plurality of countries" is a good goal to strive for, while "apps under a dictatorship's gvmt control" is not.
- Facebook+Twitter are US-based entities and have to follow US laws and regulations in a much more strict way than Tiktok
- They are not controlled by a politically-motivated adversarial government
You are also conflating apps "from a country" vs apps "under a country's gvmt control". I think most here would agree "apps from a plurality of countries" is a good goal to strive for, while "apps under a dictatorship's gvmt control" is not.