Want to know who the self-confessed "mother of the motherboard" is? Or why every piece of organically farmed, tenderly loved food at your local Trader Joe's has a barcode on it? Or perhaps you're curious to learn more about how millions of airline reservations can be made around the world with unfailing reliability? All those queries have their answers in IBM's self-congratulating videos after the break. Commissioned as a celebration of the company's upcoming 100th birthday, they chronicle some of its more notable moments in the global spotlight. Our favorite little nugget of discovery was finding out that testing for the IBM Personal Computer included the question, "would it run Pac-Man?" -- conclusively proving that the foremost reason for the PC's existence is, and has always been, gaming.