Podcast player

I sit, listen to the podcast from rosnovsky . And I want to rewind some topics that are not interesting to me. I poke into the green strip of the player and listen to it, if I got to the necessary part of the podcast. No, did not get: (
After thought, why the player is not something like audio bookmarks (or is there?) - sort of tags on the progress bar, with inscriptions so that you can quickly move to the desired topic? It would be incredibly convenient to rewind to the parts of the recording of interest. Of course, podcasters will have to arrange these tags themselves, but it would take just a couple of minutes.
It would look something like this:



PS: in general, I want to extend the player, at least once in 2. It is too inconvenient to poke in a short strip.