When Jeff and Lisa Schmidt decided to sell their home a year ago, they were about to embark on territory quite familiar to them. It’s not everyday you hear that someone has left a quaint neighborhood for life in the heart of downtown San Antonio. But this city is in the midst of a major boom: the loft-boom that is. If you take a drive along South Flores, you’ll run into construction projects of once-abandoned warehouses that are now the vision of developers who aim to bring this city back to life.