Silicon Valley crosswalk buttons apparently hacked to imitate Musk, Zuckerberg voices

Crosswalk buttons in Redwood City, Menlo Park, and Palo Alto were apparently hacked to play voice recordings imitating Elon Musk and Mark Zuckerberg saying various messages. The city of Palo Alto disabled the voice feature on 12 downtown crosswalks until repairs could be made. The incident is under investigation.