tell us about zack rosen. >> she is a tech executive member and the founder of a nonprofit that is pro-developmentf housing being here in the city. she is forming this group abundant sf with todd david and together they are recruiting what is a network of tech executives who are reason families here in the city and they intend to collect up to almost four or $5 million per year and they said they will spend it on the set of causes and candidates to support those causes over the course of decades, not just a few years or one election cycle. >> interesting. so these families have the wealth and they are committed to staying in san francisco and keeping the money pipeline going. what are the causes they are focusing on most? i assume they want more housing. what are their key goals? >> housing and transportation are the top two by far. they feel like we need development of all sorts. it is this idea of abundance which has gained traction nationally over a number of years. with tiger supply of housing, more costs will come down and you can get more people off of the streets. the same goes with getting