similar to fuck me boots, porno shoes are shoes that women wear, typically worn by women in porno flicks. They're usually high-heeled stiletto shoes, or slutty looking platform shoes, or a hybrid of both. Said shoes can be worn anywhere, and can be compounded with short skirts or tight pants/shorts to further convey the 'i want some' signal.
When one individual views numerous amounts of pornography on a Personal Computer that so much spyware has been obtained, causing the computer to run drastically slower than optimum performance.