Bitcoin mining hardware startup Fabric Systems raised $13 million in a seed round to fund the development of two core launch products including a liquid immersion-cooled ASIC machine it claims will achieve an energy efficiency of 20 watts per terahash (watts/TH). Investors include bitcoin miner TeraWulf, Skype co-founder Jaan Tallinn’s fund Metaplanet, Blockchain.com and 8090 […]