Today on Chain Reaction by Capital Copilot: Texas makes history with its first Bitcoin reserve purchase through BlackRock's ETF, while Homeland Security investigates Chinese mining giant Bitmain as a national security threat. Plus, a massive terror-financing lawsuit targets Binance for three billion dollars, Ethereum analysts predict a fifty percent December surge ahead of the Fusaka upgrade, and South Korea's Upbit suffers a thirty-six million dollar hot wallet breach. We'll also cover Polymarket's CFTC approval to reenter the US market, Nasdaq's push to quadruple Bitcoin ETF options limits, and the SEC's December fourth meeting that could bring tokenized stocks to blockchain settlement. Bitcoin trades at ninety-one thousand three hundred eighty-three dollars, up over five percent in twenty-four hours, while Ethereum sits at three thousand twenty-eight dollars.