“The human brain is exquisitely hardwired for touch.” A Scientific American article discusses the addition of touchy-feely devices to computers, concentrating on the iFeel mouse from Logitech. The haptic (relating to or based on the sense of touch) interface technology was created by Immersion. Their TouchSense technology uses a proprietary microprocessor that is “optimized for performing calculations related specifically to touch sensation.” So what you see is immediately what you feel. Very funky. They have partners in the automotive and medical fields.