I don't think he "clearly" states that. To me, it sounds like he is saying: our algorithms are robust to temporary service failures; websites aren't penalised h

I don't think he "clearly" states that. To me, it sounds like he is saying: our algorithms are robust to temporary service failures; websites aren't penalised heavily. As a genuine question, do you have any evidence for the de-indexing time of normal websites? (And evidence that they aren't restored as soon as the website is restored?)