[farah7]

>If I had been practising the sort of arbitrage the guy in the article was doing I would have been highly motivated to keep it secret

By your own token I think the sharing of such information would be "newsworthy". Your comment is rather inconsistent.

[koancone]

I don't know what you mean. My comments are not newsworthy. I am not practising arbitrage. I am commenting on HN because that gives me some recreational utility. What is inconsistent?