Google is diving deeper into the Bitcoin mining world after backing a deal that gives the tech giant a more than 5% stake in Nasdaq-listed miner Cipher.  Cipher announced Thursday that it signed a 10-year high-performance computing colocation agreement with AI cloud platform Fluidstack, a premier AI cloud platform. The deal will see Cipher deliver 168 MW of critical IT load, supported by a maximum of 244 MW of gross capacity, at its Barber Lake site in Colorado City, Texas.