Everyone is from California. Are they kicking y’all out?” asks a curious bureaucrat at the Department of Public Safety in Plano, a city near Dallas. In the previous week she had helped 20 people from California apply for a Texas driving licence. Those keeping score in the contest between the two states do not have to look far to notch up points for Texas. On the way to the state Capitol building in Austin to interview Greg Abbott, the governor, your correspondent discovered that her driver had recently relocated from southern California to start a family in a more affordable city.