What is used on current-generation CPUs is LGA, or Land Grid Array. It’s like BGA but without the balls. They’re just pads, which make contact with springy contacts in the socket.
I was thinking of a Land Grid Array (LGA 2011 - Wikipedia) Which is inverted from this configuration.
Yeah, I forgot about LGA. 
That was what I though about when I saw this:
http://www.ebay.com/itm/Miniture-High-Voltage-X-ray-Tube-Nuclear-Geiger-Counter-Test-Radiation-Source-/111019586712?pt=LH_DefaultDomain_0&hash=item19d9487498
@ GMod(Errol) - Pretty cool!