Medium is run by Americans, who, as Churchill said, always do the right thing after trying everything else first. Churchill did not elaborate on the time it takes. For example, in the case of immigration, Americans have been trying all the wrong things for more than a century now.
Ergo, we might not be around when Medium leaders finally figure it out what the best business concept for Medium is. Assuming that Medium will survive as long.
For the record, I have a clear concept for Medium: https://virtualagora.us/can-medium-be-the-next-big-thing-in-media-7308e410d99f?sk=c52d1105f6906ac2a9752be44b6e5d8b.
It was two months ago, no response. You draw conclusions.