What an ignorant person or dealership tech says the problem is when he or she does not have the mental capacity to properly diagnose an electrical problem in a vehicle. This conclusion is typically drawn after a tech plugs in a scan tool that does not tell him what the problem is and has no clue how to troubleshoot further.
I cannot figure out why your car won't start, something myst be shorted out
When a Man walks into a restroom to find that the only urinal available is the short one.
When out at the bar it comes time to take a piss. When you go to the can you find out everyone else had the same idea as you and the short urinal is the only available. You've been Shorted.