LEDs are being phased into use everywhere from living rooms to offices to car headlights to street-lighting. Whilst these uses are practical, for something a little more exciting we can look to Nike.

More and more people are tracking their physical fitness with the aid of wearable gadgets and appropriate apps. Optical sensors are suitable for measuring pulse rates and oxygen saturation in blood.

Besides Zomato, Uber cab service app too, supports this Glyph LED-based tracking feature. In addition to the Glyph update, the latest Nothing OS update also brings the Compass widget, new UI to show ...