A photo of a community meeting has sparked a generational fight over San Francisco real estate

Some residents in San Francisco's Marina District are resisting a new development that would bring hundreds of new homes to the neighborhood. Bloomberg/Bloomberg via Getty Images A proposed housing development is dividing residents in San Francisco. A developer wants to build a large waterfront residential tower in the city's Marina District. Residents, many of them older, are resisting. That's angering the younger generation. Sitting shoulder-to-shoulder in plastic chairs, hundreds of…