Re: I crashed a server once, at client site
That there is the reason I fought for years to get the allowed list of people to enter a DC reduced to the absolute minimum.
Not because sysadmins are any less likely to do Dumb Things (although we do get more opportunity to appreciate the "measure twice, cut once" rule), but because the fewer people who can do Dumb Things in a data centre, the less frequently painful lessons are learnt.