G D Wright:
I've previously suggested to L.A. World's Fair that we should initiate several projects to improve L.A. at the transit hubs and along the transit corridors the Fair will largely occur in and along -- including sponsoring wayfinding signs at, especially, our transit hubs.
Los Angeles Walks is starting exactly this in some locations, and GOOD Ideas for Cities/Alissa Walker of design east of La Brea
wrote about this two years ago: https://www.ioby.org/project/walk-way-la