Bitcoin Cryptocurrencies: surge in value prompts fears of ‘dotcom-style' bubble Speed Read Are the likes of Bitcoin coming to an end or moving into the mainstream? Speed Read The Pirate Bay used ‘hidden code’ to mine cryptocurrency Speed Read Some visitors are unhappy the service accessed their computers without their consent By The Week Staff Last updated 19 September 17 Speed Read 1 2 3 4 5 6 7 8