A global tech sell-off has occurred, with some outlets reporting it was led by ai and chip stocks, while others point to spacex as a key factor. There is uncertainty about the impact of spacex on the market, with some analysts predicting a potential rally and others warning of a bubble popping. The sell-off has been significant, with reports of a $2 trillion market wipeout, although US stock market futures have also been reported to be soaring at some point.