This story originally appeared on RealTime/STL. Two St. Louis-based Twitter accounts have popped up within the past two days promising to give away cash. Modeled after northern California’s @HiddenCash scavenger hunt, a story that recently was picked up by major news outlets, both @HiddenCashSTL and @HiddenCash314 promise to tweet clues to find envelopes of cash… Continue reading Has the ‘hidden cash’ craze hit STL?