i mentioned last week about the quote by richard rothstein in the l.a. times about the fact adding more housing is not going to help expects of concern because the people in the communities can't actually afford the housing. i don't know if you recall that or not. i was a little bit floored this week on the sunday "new york times" on the front page, there was an article called the neighborhood's black, the new home buyers are white and it talked about diversity and the two kindses of diversity. they said unstable diversity and stable diversity. stable diversity is where minorities move to the suburbs and get a mortgage and they along with their peer groups in the suburbs earn the same amount of money. so they are rooted in the community and they're invested in the community and they're equal. it's equitable because they all afford the same house. you all got a mortgage. however,s when white folks move into black neighborhoods, they create unstable diversity and interestingly enough from the article, there's a graph, if you look online and i'll send the l