jargon.artrocity.com
New Hacker's Dictionary the Jargon File v 4.4.6
[MIT] Collective noun used to refer to potato chips, pretzels, saltines, or any other form of snack food designed primarily as a carrier for sodium chloride. Also sodium substrate. From the technical term chip substrate, used to refer to the silicon on the top of which the active parts of integrated circuits are deposited.