welcome to world business report, i'm tadhg enright. we start in the us where it could be a big day for bitcoin. the price of the cryptocurrency has been on a bit of a roller—coaster after the us securities and exchange commission account on x — formerly twitter — was hacked and a false post claimed it had approved the first ever exchange traded funds, or etfs, for spot trades in bitcoin. our business correspondent in new york, is erin delmore. if you are in the crypt or world, are curious about getting into it, then bitcoin etf might be on your radar. that would enable people to bet on gains and losses, even if they don't own any bitcoin themselves. us regulators are