I don't know, I'm sure mechanics deal with a lot of "my car has a strange sound". Or people not admiting that there's anything wrong with it. It's probably more

I don't know, I'm sure mechanics deal with a lot of "my car has a strange sound". Or people not admiting that there's anything wrong with it. It's probably more that there aren't many things except computers and cars which are both ubiquitous and breakable.