and of course, the exporatorium team of dennis bartel george, and dr. rob semp er all here today on this momentus occasion, thank you everyone, our port commissioners here as well are here too. and i want to just make sure that everybody remembers that it was in 2006, that lieutenant governor made a promise made a promise that san francisco would rebuild a world class state of the art facility, that would expand our capacity to educate, and to inspire the curiosity of children, young and old from all around the world. and today, we are delivering on that promise. as we celebrate the reopening of our exporatorium, one of our city's treasured education and cultural institutions for over 40 years. where else in the world would you have our children and our families experience over 1,000 interactive exhibits that explore, biology, physics, listening, cognitive, perception and social behavior and the environment. right here in san francisco. and it just does not happen in every city, but it will happen here. not only in san francisco, but for the families ar