Mechanical keyboards are wildly popular among computing enthusiasts and gamers currently. However, hardcore and old school geeks alike will argue that the venerable IBM Model F, circa 1981 and sporting die-cast keys that must be forced down on internal buckling springs, was the best mechanical keyboard ever made. It was a key masher’s dream

Source: Hot Hardware – IBM’s Legendary Model F Buckling Spring Keyboard Reinvented, Now Available To Order