Robinhood (NASDAQ:HOOD) brought tolight plans for a social trading platform that lets users share live positionsand trading performance, taking aim at Reddit's influential WallStreetBetscommunity as the online broker pushes deeper into active trading services.The companyannounced Robinhood Social at its annual HOOD Summit in Las Vegas, along withartificial intelligence-powered trading tools and expanded futures offerings.The social platform will launch by invitation to select U.S. customers earlynext year b ...