Responsible spankophiles will always use a “safe word.” This is a word that participants in a spanking session agree to use to signify that the spanking is too hard and should he stopped.

Touch screens are touched, so oily residues, or smudges, remain on the screen as a side effect. Latent smudges may be usable to infer recently and frequently touched areas of the screen – a form of information leakage. This paper explores the feasibility of smudge attacks, where an attacker, by inspection of smudges, attempts to extract sensitive information about recent user input.

She died of cirrhosis, brain fever, consumption and green sickness before she reached twenty.

The control problem in these systems is challenging, especially with gravity coupling and large deformations, because of inherent underactuation and the combination of lumped and distributed parameters of a nonlinear system.