today, google has starting saying this about every site a search result reports.
of course, it is true that any site may - it always was true so maybe this is just an educational move, or maybe google finally got got....
somebody turned on the "E" bit:)
careless typing costs lives - google explains, but doesn't exactly say sorry
liek any critical resource (the DNS) one should do sanity checks on the scale of impact of any configuration change before committing it (ditto BGP as well as DNS) - why do we learn the same mistakes again and again:)