Although I do remember that the US doesn't really have a good/fast way to make instant bank to bank transactions so that could be an issue.
I'm not up to speed on how fast implementation of the 'L2' has been, but this is a very real use case. And no need to open your banking app since delegation to your 3rd party app (Facebook in this case).
The cool thing with USD payments over lightning network is that capital gains tax is not triggered.
This is a bug, not a feature, to the US government.
I guess that they were blinded by the margin discrepancy, like many others.
For sending money inside a country is easy generally, international payments are much harder.
Yeah, but only the latter is likely to be able to push them into the too-big-to-fail category.