That's an odd analogy considering the the would-be conspirator didn't make a decision to not go through with it. Do you believe Google published this article by accident? And really; comparing Google's actions to murder... c'mon.
They didn't fess up because they realize that the outcome of their actions woudl be bad, they fess up because YOU realize that the outcome of their actions would be bad.
you think people weren't/wouldn't be killed off intel gathered from the project?