This effect could easily be counteracted by paying attention to polls and voter registration numbers. If you're in a competitive area, sure, go ahead and vote.

This effect could easily be counteracted by paying attention to polls and voter registration numbers. If you're in a competitive area, sure, go ahead and vote. But if the numbers are clearly lopsided, as they are in places like California and New York, Republicans are free to vote, their vote just won't do anything except waste their time.