3D Printing - What is old is new again

I keep reading that 3D printing is the way of the future. However every time I read this, I can't help but think about one of these:

Yep, thats a CNC machine. It too is a '3D printer'. They even make smaller versions called benchtop CNC machines. The one pictured is big enough to create a car rim. Even prints in metal which most of these new ones cannot do. So next time you hear about 3D printing being the next big thing, just remember this:

This isn't new technology. It just puts this technology into the hands of the masses.