p. 386 Resolve 15.1 manual:
These are extremely useful logging techniques for three reasons. First, markers with duration
can be searched for in the Media Pool using the All Fields, Marker Name, and Marker Notes
Filter by options. Second, they can be filtered with Smart Bins using the Marker Name and
Marker Notes Media Pool Properties options.
Well, this would be really nice, but it is not working at all for me. This seems to be all in beta stage, still.
At least with projects started with Resolve 14 and then brought into 15 this does not work at all.