Why this "falling rocks" sign is more important than most

In Brienz/Brinzauls, a small village in the east of Switzerland, there's a village slipping into a valley and a road that's surprisingly dangerous. Thanks to everyone I interviewed: pull down the description for links and more details! CCTV footage from Geopraevent, used with permission: https://www.geopraevent.ch/ More details on the Brienz radar: https://www.geopraevent.ch/project/rockfall-radar-brienz/ CSD Engineers: https://www.csd.ch/en Camera: Alicja Pahl Producer: Sebastian Capeda at Viven https://viven.ch Editor: Michelle Martin https://www.youtube.com/@OnTheCrux 🟥 MORE FROM TOM: https://www.tomscott.com/ (you can find contact details and social links there too) 📰 WEEKLY NEWSLETTER with good stuff from the rest of the internet: https://www.tomscott.com/newsletter/ ❓ LATERAL, free weekly podcast: https://lateralcast.com/ https://youtube.com/lateralcast/ ➕ TOM SCOTT PLUS: https://youtube.com/tomscottplus 👥 THE TECHNICAL DIFFICULTIES: https://youtube.com/techdif