But there is a distinction between kinds of haptics, like force feedback where device pushes back against you, and cheaper vibration haptics which turn up in mobiles.

BBC: NEWS | Technology | Virtual veins give nurses a hand

But the feedback from her AliveCor device, a sensor that clips to the back of an iPhone and allows patients to take their own electrocardiograms, checked out normal, providing reassurance.

WSJ: Heart Disease Study Aims to Chart Risk of Heart Attacks, Strokes in Real Time

The device, inspired by customer feedback revealing that excessive weight (when lugging bottles home from the grocery store, that is) was a major barrier to greater consumption, will be rolled out across other markets in 2013 along with a mobile app for smartphones.

FORBES: Best Food Innovations Of 2012

The touch screen is much more robust than others we have seen, and a device in the phone provides tactile feedback when you push a virtual key.

ENGADGET: Checking out MyOrigo's tilt-controlled smartphone

Most device vibration technology is used as pure feedback -- either confirmation that you've pressed something or that you've come across an obstacle.

ENGADGET: ForcePhone from Nokia Research, HIIT sends positive vibes with a squeeze

The capacitive buttons are ultra-responsive like the ones we experienced on the older Focus models, and the device's vibration motor left us with unquestionably better haptic feedback than the Lumia 900.

ENGADGET: Samsung Focus 2 review Mobile

Well, it doesn't help that their device is still only a mock-up, and yet they have "feedback" on the company's website, which, incidentally, reads like it was written by a D-average middle schooler.

ENGADGET: Mighty Key, the new secure USB snake oil?