There's a video showing an endless stream of Tesla vehicles going through the Boring Tunnel Loop at Las Vegas. This is one way to combat heavy traffic.
A "Cyber Roadster", a cross between a Roadster and Cybertruck, which is the brain child of David Andreyev, who goes by the name Cyber Hooligan, is being built from a crashed 2018 Tesla Model 3 Dual-Motor Vehicle.