I think your interpretation of this experience is incorrect. Their visceral reaction was against leaking specifically, not negative information generally. Part of the propaganda behind TGIF, the internal newsletters, and so on is the idea that this inside information is part of what makes you special as a Googler.
> "...we hate so much the person that did that, that we would have like to have him dead."
While I'm sure you caught a big fish that day, I'm also sure it wasn't that big (come on: the retelling of this anecdote does not need quite that much exaggeration).