Disinformation, carefully used, would be my first line of investigation.
As an aside, the Humble Bundle Choice releases were being reliably leaked. Until this month ... https://redd.it/1bqpp2l - so I suspect HB did the same, and carefully distribued info to establish the mole's identity.
As an aside, the Humble Bundle Choice releases were being reliably leaked. Until this month ... https://redd.it/1bqpp2l - so I suspect HB did the same, and carefully distribued info to establish the mole's identity.