By Dan Weil The index has slumped 12% so far this month through Friday, leaving it below the previous record January fall of 10% in 2008. Things are looking bad for technology stocks, as bond yields have risen and the Federal Reserve prepares to raise interest rates. Indeed, the Nasdaq Composite index is on pace for the worst January in its 50-year history, Bloomberg reports. The index has slumped 12% so far this month through Friday’s close, leaving it below the previous record January fall of 10% in 2008. Rising interest rates hurt tech stocks because they make the earnings these companies m…