Favorite San Antonio cafe bundles up for winter with help from Yelp

As San Antonio goes barreling into another unpredictable winter, pamphlets are floating around on the sometimes-chilly breeze, delivering tips about how to keep warm and prepare for emergencies. (Cue the demonstrations of terra cotta pots placed upside down over decorative candles.) It’d be nice to live somewhere with a less-than-frantic capacity for managing its power grid, but for now, one San Antonio business has … Yelp. The trusty online neighborhood guide is taking things into…