

In a scenario where things are so bad that the US has halted all financial electronic transactions than your electronic dollars don’t mean anything no matter where you are, amd your paper dollars mean almost nothing either.
This is honestly the biggest takeaway. If the US actually stops cooperating with foreign banks, the dollar will instantly become worthless; The dollar only holds international worth because other countries want to have and hold dollars. If those other countries are unable to do so, there is no incentive for them to accept dollars as valid currency.
The app has already been inactive for a while now. There hasn’t been any active development in several years. They clearly have no interest in continuing it, and just want to move on to other projects.