Your entire comment is critical flawed and naïve.
Bernie would be worst. The level of obstructionism given to Obama would be exponentially more for Sanders.
A Democrat Socialist who wants bigger government and to raise taxes — in a GOP controlled Congress? How exactly is he going to get any of his proposals?
There isn’t much of a revolution without any down-ballot wins to take back the House or Senate. In fact, Sanders has not done much to help the DNC in that regards.