When someone who "thinks" they know
something about computers/servers and attempts to "repair"
one, usually leaving it in worse shape than it was in the first place. This can happen because the "guru" emits an EMP
pulse that disables all electronics within a 25ft. radius.
John:
Man, my laptop is running slow today.
Dave: Hey, I'll take a look at it!
Dave: *picks up the laptop, motherboard fries, screen goes dark*
John: Dude WTF?! You just Bartletted my laptop!!