They don't play behind a curtain, hundereds or thousands of people are watching it so it's not 'arguably' confidential.
I don't understand where this concept of Queensbury rules comes into gambling, if you find out first then good for you. Unless you want everything suspended until its in the newspaper.
And like you said before is using BA cheating, or am I cheating because I'm faster than BA? Making more effort than anyone else doesn't make you a cheat.