It even beats most budget laptops running Windows.
A Raspberry Pi can be many things, including a desktop computer. While you're probably not meant to purchase one with the intention of it replacing your main PC, that doesn't mean people don't try. A ...
Before the Raspberry Pi came out, one cheap and easy way to get GPIO on a computer with a real operating system was to manipulate the pins on an old parallel port, then most commonly used for printers ...