You’re just a vicious racist, a Manhattan judge said in sentencing a psychotic gunman to 240 years in prison for holding 15 white patrons of an East Village wine bar hostage 10 years ago. Steven Johnson — an AIDS-infected, unemployed Brooklyn barber — had burst into Bar Veloce on Second Avenue just before closing time on a June night in 2002, dousing everyone with kerosene and shouting, “White people are going to burn tonight!” One decade, one mistrial and one overturned verdict later, Johnson was up to his old tricks again at his sentencing yesterday — ranting about the economic...