GIGO: Garbage In, Garbage Out. In computer science, GIGO means that a faulty input will result in a faulty output. Perhaps GIGO in the specific area of Obamacare enrollment projects should be Gaba In, Gaba Out since many leftwing sites are currently singing the praises of one Charles Gaba, a blogger who is projecting incredibly high Obamacare numbers. And now the Washington Post's Wonkblog writer, Jason Millman, is the latest person to be enthralled by the very convenient Obamacare numbers served up by Gaba. Here is Millman singing his Gaba paean: