Profile Link koin Location: York, UK Compare cryptocurrency exchange rates and buy digital currency online at Linkkoin. You can buy cryptocurrencies online with Visa, MasterCard and Apple Pay. Visit our website for more information. Last activity: on 19/11/2018 Joined: on 19/11/2018 https://linkkoin.com/ Design quotient Earn DQ points by participating in a challenge. What are (DQ) Points? DQ points are a measure of your contributions, they correspond to how active you are in the Research, Ideas and Evaluation phases of a challenge.