It's a pinboard. You collect idea's in a visual way to create moodboards or visual collections of idea's.
I used to be a big fan and my daughter and wife still use it a lot when researching a project. It works really well but is cluttered with paid content these days.
Cities shouldn't be designed for cars. They should be designed for people. I get it. They've added a tax and that's inconvenient. I agree.
I live in a European city with a medieval layout. I'm happy they started banning cars. Our city is more liveable without than with cars.