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Re:El Salvador's Bitcoin use grows but headaches persist by tombert on Thursday October 07, 2021 @05:10PM (#28792141)
Well, I mean, mailing a check takes a long time, certainly longer than sending some bitcoin would take, even if it was free. Emailing a scan could work, but wouldn't that be completely trivial to abuse? If someone gets a Gmail password, they could just photoshop a the check to empty out your relative's account with very low effort.

I think blockchain kind of solves these two particular problems; the money transfers are relatively quick (around 20 minutes for bitcoin), and you have all this cryptographic goodness to minimize the potential for fraud.

Re:El Salvador's Bitcoin use grows but headaches persist by asdff on Thursday October 07, 2021 @05:14PM (#28792188)
It shouldn't matter how long it takes to mail after the first check is mailed, right? If the relative in the US is sending money every biweekly pay check and it takes 9 days or whatever to mail a check, the relative in El Salvador is still getting a check every two weeks, just nine days later on the calendar than payday.
Re:El Salvador's Bitcoin use grows but headaches persist by hackingforfun on Thursday October 07, 2021 @06:23PM (#28792865)
Lightning network transactions occur in seconds, if not milliseconds [1].

https://lightning.network/