To quote myself;"Undoubtedly you are able to send millions of dollars abroad for a relatively small fee."

Banks are thieves. Acknowledged. Yet transacting via a bank is usually free of charge, there are of course exceptions.

I talked about attacks with superior hashingpower, not about price manipulation.
It's likely that big players, maybe even central banks are supressing the price.

You are mostly talking about things that are not mentionend in the article.