Some folks tend to dismiss that he didn't just break President Reagan's Eleventh Commandment, he went well beyond that and is actively campaigning against his peers in other states. He also has a PAC with direct links to VDARE.
I know a lot of folks think the days of the candidate being selected by anonymous people in a smoking back room are long gone but those people still control the purse strings and a lot of power. If they think that Tancredo's national referendum in Utah went unnoticed they're in for a surprise.