source:[1] Why Is Crypto Down Today: BTC Back to $90K as Bounce Fails for Now - CoinDesk (https://www.coindesk.com/markets/2025/12/05/c ...)[2] BitFuFu reduces hashrate amid bitcoin price volatility - Investing.com (https://www.investing.com/news/company-news/b ...)[3] US Oil Rig Count Stages A Comeback After Last Week's Losses - Crude Oil Prices Today | OilPrice.com (https://oilprice.com/Energy/Crude-Oil/US-Oil- ...)