Locked In, Locked OutIn November 1993, the largest public housing project in the Puerto Rican city of Poncethe second largest public housing authority in the U. S. federal systembecame a gated community. Once the exclusive privilege of the city's affluent residents, gates now not only locked "undesirables" out but also shut them in. Ubiquitous and inescapable, gates continue to dominate present day Ponce, delineating space within government and commercial buildings,