It just needs to be there and be good enough, so when the time comes and people are upset enough for whatever reason, regulators can instruct FAANG to use it.

It just needs to be there and be good enough, so when the time comes and people are upset enough for whatever reason, regulators can instruct FAANG to use it. Usage meanwhile by non-US public sector, corporations (worried about industrial espionage), ethical consumers, could be enough to get it to that sate.