The question is what dynamics are making him seem like a puny mutt that flashes his teeth... He seems to have the drive but we don’t know all the forces that may be working against his efforts or if he would even be left in the position if he was able to do everything he would like to do.
He’s also a “jobs Americans won’t do” amnesty shill.
Ultimately it doesn’t matter if the GOPe are blackmailed, fellow travelers, or both—when they act in the Democrats’ interest instead of ours.