That one of the most prominent progressive advocates for student debt cancelation is unwilling to debate anyone on the subject suggests that she knows how empty and hypocritical her talking points truly are.Progressive activist Nina Turner is one of the loudest online advocates for student debt “cancelation,” aka having taxpayers absorb the loss for $1.6 trillion in federal student loans. But apparently, Turner also thinks that this issue is beyond debate and that anyone who disagrees with her opposes human rights, or something.It all started Saturday with this tweet:Nina Turner @ninaturner Follow I still haven’t heard a reason against student...