[Machi Big Brother's $12.3M ETH Long Position Profits Almost Fully Wiped Out, Account Left with $290K] According to on-chain analyst Ember's monitoring, ETH dropped 4% today, and Machi Big Brother's $12.3 million in profits accumulated from rolling long positions at $1,900 has been almost entirely wiped out, leaving the account with only $290,000. He currently still holds 3,500 ETH long positions, and if ETH drops another $30 to $2,393, the remaining funds may face the risk of being fully liquidated.