when we lose a boiler at alice griffeth, it affects 60 residents. we have 60 residents that can't take a shower, can't get their kids off to school. so in that particular analysis, that's how we got to the scheme that bethesda today. in terms of the architectural design and street escape and linkages, i leave that up to experts who are more equipped to do that, because if doug wants to tackle the streetscape thing, we should do that, but basically, anything that keths to services is better than a cul du sac that doesn't give us eyes on the street. supervisor mar: just a little bit of detail. >> maffers, my nime is -- >> supervisors, my name is margaret campbell. there are similar sites that deal with steep terrains. how we're dealing with this at hunters view is how we're dealing with this at potrero. to the extent possible we are creating a street grid that will feel more like a typical san francisco neighborhood. where we can't connect those streets because there are buildings on the site, we are creating pedestrian kecks, and where -- a lot of th