Wirex leads the marketplace in providing savvy consumers with the ability to quickly convert stored funds from US dollars, British pounds, Euros, and other national currencies into bitcoin — the transnational cryptocurrency — that has seen explosive global popularity. (wirexapp.com)
The difference is that since August 15, 1971, when the US unilaterally terminated convertibility of the US dollar to gold, the dollar and most other national currencies have been fiat currencies. (newsweek.com)
It's important to note that Bisq does not directly integrate with banks or other national currency payment systems in any way. (bitcoinmagazine.com)