Free for all
So basically this is a free-for-all service whereby any numpty on the planet can respond to a request for services. Now what could possibly go wrong with that !!
It's easy to understand from the Taxi-Drivers point of view. Imagine that the same kind of service went out for IT.
UBER-IT, we respond to your important IT requests 24 hours a day. We can't garauntee the service but we will gaurantee that your troubles are only beginning..