Here, in this master-planned land of golf greens, polo fields and gated cul-de-sacs, the snowbirds are all a-twitter over what’s on Lillie Lipscomb’s driveway. It isn’t just that Lipscomb, who used to work for Chrysler in that Motor City of Detroit, went and purchased a golf cart. And it isn’t just that the cart in question is a fibreglass replica of a 1934 Ford, bug-eyed headlights, chromed hubcabs and all …