While community-driven knowledge markets have been around since Yahoo!, Bitfortip, is a new service that allows users to post questions and pay Bitcoin to people who submit the best answers. The site was created by Greek tech geek Panagiotis Pollis when he was searching online to find a T-shirt identical to one he misplaced. He told CoinTelegraph: “Bitfortip makes it possible, as it’s very easy to use and can motivate people to search [for […]