Bitcoin miners invest $3.6B in 2024, hardware supply risks emerge

Bitcoin miners have spent $3.6 billion on upgrades in 2024, with $2 billion focused on hardware. Public miners like Marathon Digital and Bitfarms are turning to debt financing to expand operations, while CleanSpark plans 400 MW of infrastructure. Meanwhile, U.S. Customs detained a shipment of Bitmain Antminers amid scrutiny over alleged ties to Huawei-linked chips, sparking concerns about potential supply chain disruptions in mining hardware, Cointelegraph has reported.