How to Paint and Render NEW Color Attributes in Blender 3.2

Dantti writes:
Quick tutorial on how to use new paint tools in sculpt mode and how to render the colors.
This new colors attribute system replaces the old vertex colors and in my opinion is super powerful!
Even if you do just sculpting, these can really boost the potential of making complex shapes fast.

We used to import dental scans as ply. This showed all biological colours in vertex colours. Now we have attributes, Sonia this feature lost?