Typically, Google restricts Feature Drops to its Pixel smartphones. This month, the company has expanded eligibility for its new features to numerous Android devices, including those still running Android 6.0. One of these features is Digital car key (DCK) support, although there are some caveats.
https://www.notebookcheck.net/Google-announces-a-December-2021-Feature-Drop-for-Android-devices.582537.0.html
Oh cool.. that'll suit DCK BMW owners perfectly :-)
Jealousy is an ugly emotion, Scott.