Nate Silver @NateSilver538
Maybe indicative of something, maybe not, but Steyer underperformed his polling in Iowa, getting 1.8% of the first-alignment vote vs. 3.6% in polls. So did Bloomberg (0.1% vs 1.2%). It seems at least plausible that polls for ad-driven candidates won't translate 1:1 into votes. — PolitiTweet.org