Re: I can believe it!
Unfortunately you could end up with the guy recently refused access to the US because he had (accidently?) answered 'Y' to the 'are you a terrorist?' question when applying for his visa
I recently had to deal with a colleague who couldn't print to the network printer... turned out he had been cancelling all those pesky 'script/file not found. continue y/n' errors that had been appearing at boot-up for the last couple of days