Ex-Bankers Upgrade the Good Life to Get a Violin-Shaped Pool (and Promise Trickle-Down Innovations for "Rest of Us")

``Dweck, a former head of equities strategies for Goldman Sachs, said innovating brings him happiness. The pool, inspired by a Stradivarius he once owned, has a hot tub as the violin chin rest and two thin koi ponds shaped like a bow. He wants to use programming skills he honed on Wall Street to coordinate underwater lights with music piped through speakers. ''