Mark Horgan, chief executive of foreign exchange company Moneycorp, is unenthusiastic about the prospects of the pound until the terms of Britain's EU exit are clearer.
Paresh Davdra, the chief executive of foreign exchange firm RationalFX, said central bankers were becoming frustrated that elected politicians were not pulling their weight.
A foreign exchange executive in New York was somewhat more direct.
"The pressures on people to produce revenues is extraordinary," a foreign exchange executive said.
A top foreign exchange executive said: "In a competitive marketplace, people don't think through these things.
"It has caught people off guard and people are just staying away," said one top foreign exchange executive about speculating on the yen.
But just days before the big game, Mr. Rusnak knew he would not be going and told a foreign exchange executive at another bank to close out his trades.
Though it was supposed to be the back office of Bank of America, the number was for a Singapore law office, according to a foreign exchange executive who has seen the fake confirmation.
"He got created by the banks," said another foreign exchange executive because the currency salespeople who are supposed to bring in and keep business fell over themselves in pampering him to keep him trading.
Several foreign exchange executives at major firms, speaking on the condition that they not be named, said they did not engage in these rollovers.
The guidelines, which were written by a committee of top foreign exchange executives and representatives of the Federal Reserve Bank of New York and updated in September, are not binding.
