https://www.cnet.com/roadshow/news/apple-increases-self-driving-test-fleet-from-3-to-27/

When Apple was ready to put its self-driving platform on the road last April, it started with a fleet of just three cars. Now, according to Bloomberg, that fleet has expanded to 27 vehicles, which seems more appropriately sized for Apple's aspirations.

This is probably not how Project Titan's code is arranged.