david propel followed by matt prezina. >> good afternoon. david billpow. sorry. i didn't have an mta shirt. i want to note retirement. in the future, when people get those, it would be nice to stay for public comment so those of us who wish to thank them publicly, they're still here. mike has been a great hearing officer, very fair and impartial, always willing to take suggestions about the friday morning hearings. he and tom folks have made a great pair. i wanted to really appreciate the work that mike has done. next, regarding construction impacts of the various projects that director reiskin talked about. i've asked several times for some kind of better understanding of these large projects and the particular passenger impacts, if there's a schedule or a single page on the website that talked about the big projects, whether it's twin peaks, inner sunset, the ucsf mission bay platform that' we are going to talk about in a few minutes, all the various projects have passenger impacts, and i am not aware of a public-facing document that expresses how many weekends