predict.fun launches 15-minute up/down markets, adding SPY/USDT and QQQ/USDT 2026-09-02 22:01 Source: x.com Event types: Online/Update Odaily News: predict.fun announced on platform X that it has launched new 15-minute up/down markets, including SPY/USDT and QQQ/USDT. Related projects predict.fun Tether USDT