If he stays in, it is going to be a tough choice of whether to vote for Rump in the primary in a cross-over to help cause mayhem or to vote on the dem side to vote for Bernie. The republicans have only cartoon characters such that there would have to be some kind of Jonestown scenario orchestrated by the Kochs to spare their own candidates, as all of the repubs are known cool-aid drinkers, since none of them ever drink from the fountain of knowledge.