Will it energize the always dormant Latino voter? It happened in California and killed the Republican Party's chance to broaden its coalition to include the community. Republicans are more passionate at the moment, but there is enough time for events to occur that energize Democrats.
For 2301s, this illustrates the decentralized nature of parties in the United States. Arizona Republicans have made a move that could well jeopardize the long term competitiveness of the party nationally. But who can stop them?
But Obama has to move quickly in order to ensure that the faction is brought fully into the fold.