Fitness wearables are getting more specialized. There’s Sensoria’s smart running socks. The Krack trick-tracker for skateboarders. And now Smash: a wearable bracelet for tennis players to quantify their technique. Or there will be if Smash’s Australian makers can convince Kickstarter backers to pledge a rather hefty $ 200,000 AUD in crowdfunding over the next 43 days.… Read […]