and to of commemorate this art is jill manson. jill, we're getting ready to say good buy. >> i know. it breaks my heart. it's the highlight of my career with the city. what has been the impact of the crouching spider in san francisco? >> i think it's been an incredible coup for the city. a lot of her work came from her mother. her family repaired tapestry. she thought of mer mother as the spider, someone who protects her young who prepares the nest. and she was very, very de voted to her mother. i think it's gotten the public excited about public art. people pay attention to their environment. they wonder what's going to pop up next. so it's been incredibly positive. >> the public's art program, it's reputation has been spread nationally and internationally. so what do you think has been the affect or the utility of having a temporary arts program for you? >> i think with the temporary art work, everyone is sort of willing to take a chance. it allows us to be a little more risky. look at risks that are a little more experimental,