I don't agree with capital controls either, but it's still illegal in some countries. Basically any country where, in my opinion, it would be a good idea to use such services.
> Investors often attempt to withdraw their money en masse if there is an overall erosion in confidence in an economy's stability. This is referred to as capital flight. Once investors sell their domestic currency-denominated investments, they convert those investments into foreign currency.
> This causes the exchange rate to get even worse, resulting in a run on the currency, which can then make it nearly impossible for the country to finance its capital spending.
That's fine and dandy, and I agree. But it's still illegal to provide means to circumvent the law. Well, depends on the country and enforcement I guess. It's pretty hard to do so.