Actually we had the same problem and we trying to create a platform called Jooseph, which is basically playlists for learning. You can follow modules curated from different resources.

Like you said there are a lot of great youtube courses out there.

So at Jooseph you can follow curated list of resources from different channels such as medium, youtube or podcasts anything valuable. Also, any user can create his/her own list for share or just to store it.

We are at Public Beta right Now you can try free from; https://jooseph.com