Uniswap Labs, the developer behind the Uniswap protocol, has racked up more than $50 million in cumulative front-end fees. In October, the protocol charged a 0.15% fee for user transactions on its web interface and wallet app. The fees are only for Uniswap Labs, marking a revenue stream for the company. In mid-April, Uniswap Labs increased the fee on its interface from 0.15% to 0.25%. So far this year, the cumulative fee has increased more than thirteen-fold, from $3.70 million on January 1 to m...