In 2012, when everyone assumed that no one wanted a smartwatch, the original Pebble became the poster-child for the crowdfunding site Kickstarter when it raised just over $US10 million from excited backers. Five years later, Pebble is no more, its intellectual assets are now owned by Fitbit, and the company's CEO is returning to Kickstarter with a new product that promises to protect and charge your pricey AirPods headphones.