joining us live now is san francisco standards business editor kevin truong, who has a story to share with us. hey, kevin. >> hi. thank you for having me. >> yeah. so this ai tool. interesting. it's called comp finder, right? but before we talk about that, let's start with this couple who created it. what's their story? >> so the couple that created this tool are named oliver and danielle wang. and like a lot of folks, they purchased a home during the height of the crazy housing market that we saw over the last couple of years. they purchased a condo in a downtown uh- in soma at the lumina building. and you know, that segment, particularly of the residential market, has really was really been hit hard by value, by home value decreases due to things like interest rate increases, as well as some of the challenges that the city as a whole is having. so when they got a letter showing that their home was assessed by the city at nearly $1.7 million. they they pretty much balked. and then they had the skills and the tools as engineers to come up with a solution. and now they're sharing it wi