D. committee to sign the required forms with an expensive pen, and then I give the pen to the student.

WSJ: Dan Ariely, Author of Predictably Irrational, on Holiday Gifts

Introduced in 1991, Windows tablets were heavy, thick, expensive, fragile, and required a pen to operate.

FORBES: The iPad's Uncontested Enterprise Run Is Over

More than a decade after the Newton and 15 years after the DOS-based GRiDPad, handwriting recognition remains slower and less accurate than typing, active digitizers remain expensive, and marketers remain misled about the sketchy demand for pen computers.

ENGADGET: Switched On: Time to write off pen computing