My guess is that the content used in the game may have been garnered from his day job, and therein lies the risk.
Of course, this might be my own misplaced optimism.
Callers agreed to their conversation recorded only on the condition that 1. it will be used for training purposes and 2. security purposes. There was never an agreement regarding the callers' conversation recorded to be used in a game that makes mockery of the callers and potentially make money from them.