A cryptocurrency wallet known as ExpressoMartini has achieved a remarkable 98% win rate, processing $31 million in Bitcoin trades over 15-minute windows since December 3. The wallet, active for just eight weeks, has generated $95,000 in profit with minimal losses. Key trades include a December 14 transaction where $823 was invested at 10¢, yielding a payout of $7,470, and a December 19 trade with a $2,212 investment at 20¢, resulting in an $11,151 payout. The wallet's strategy involves entering trades below fair value after spot price movements, with a focus on short-term momentum. It has executed 6,405 market touches and closed 450 positions, with an average bet size of $2,668. The wallet's activity shows a preference for selling, with 1,862 sell orders compared to 638 buy orders. Recently, the wallet's activity has slowed, with eight open positions of negligible value, suggesting a potential wait for increased market volatility.