I was hoping it would finally be available this year.
Now I think it's never going to happen.
The course is apparently being released when the accompanying book is complete. The book is free, and you can see the current version here: https://cryptobook.us/
It's super dense though, even with a math background I struggled to make headway.
That perennial reddit thread on this is priceless, it should be an official meme now!