A mixture of relief and disbelief greeted the guilty verdict in the sex trafficking trial of singer R. Kelly, the most high profile musician brought down in the #MeToo era. Kelly, once one of the biggest selling R&B singers with hits like "I Can Believe I Can Fly," was convicted on all nine counts after some 25 years of using his fame and wealth to lure underage girls and women for sex. "We hope this verdict brings some sense of justice to the brave survivors who came forward," tweeted the MuteRKelly campaign that was founded by two Black women in…