What is the purpose of Audi's Traffic Jam Pilot feature in the A8?

I've heard about Audi's Traffic Jam Pilot feature in the A8, but I'm not sure what it does or why it's important. Can someone explain it to me briefly?

The Traffic Jam Pilot feature in the Audi A8 is a highly advanced driver assistance system that utilizes sensors, cameras, and radar to control the vehicle's steering, acceleration, and braking in bumper-to-bumper traffic situations.

Essentially, it takes over the driving duties in a traffic jam, freeing the driver from having to constantly brake and accelerate on their own. It also helps reduce driver fatigue and stress.