This supports arguments from social scientists, Bilécary-Hétu and Giommoni in October 2016 after analytical review of the effectiveness of police crackdowns on cryptomarkets where they stated: Both MEGA and Hydra hidden services emphasize trusted vendor-buyer relationships before the market will facilitate the copyright-transaction and goods exchange. For example, on Hydra, https://squareblogs.net/canvasview11/wholesale-car-cleaning-kit-packages