I've lost several "in progress" posts as I navigate around,…

I've lost several "in progress" posts as I navigate around, trying to get context for my post. Two possibilities:
Save drafts. 🥺
If a post is in progress, "pin" it to the bottom left or bottom right of the window as I navigate around, letting me incrementally refined it and/or, and quickly jump back to its context when I'm ready.