Unfortunately there are many examples of this in SF. Over time, this leads to very poor land use. Other examples: 1) Balboa reservoir : people prefer to keep

Unfortunately there are many examples of this in SF. Over time, this leads to very poor land use. Other examples: 1) Balboa reservoir : people prefer to keep it as an empty parking lot http://sf.curbed.com/archives/2015/05/08/at_balboa_reservoir_many_prefer_empty_parking_lot_to_housing.php http://sf.curbed.com/archives/2015/05/08/at_balboa_reservoir... 2) Francisco Reservoir : although there is already a park nearby, they chose to turn this into another park http://www.sfgate.com/bayarea/article/SF-s-Francisco-Reservoir-step-closer-to-becoming-5607587.php http://www.sfgate.com/bayarea/article/SF-s-Francisco-Reservo... Current residents are unfortunately much more vocal than potential future residents or housing advocates.