CLI Magic: Hdparm and the Zen of data transfer

There is a place for the GUI and its cocoon-like protective services, grasshopper. But at times it stands between you and enlightenment like a pit of sticky silly putty on the path to grokking your hardware. Take your hard drive, for example. If you ever want to go mano a mano with your IDE drive, especially an older model, you need to shed that GUI like a snake molting its skin and meet me at the CLI, where we can talk about the magic of hdparm.