I hope all is well. We do not currently have any plans to record the missing content, as you are the first member who has asked.
In order for us to track requests like this one, can you please submit this request on the course request link in the Courses section our site.
This is where we track all the course requests and you can see if it's been requested before and upvote it or if it hasn't then you can make the request. The more upvotes that these request gets the more likely they are to end up on our roadmap.