Why did Autopilot decide to merge Tesla Model Y into this car?

Although Autopilot has already helped save people and animals multiple times, there is always something we stress when we talk about it: It is in beta testing. Put in another way, you should never trust it completely. That is what a willing guinea pig must do if it is also willing to live. The video above – presenting a brand new Tesla Model Y trying to merge into another car – shows why we present this warning and why you should take it very seriously.

https://insideevs.com/news/409799/model-y-autopilot-merge-another-car/