Being able to move the order of chapters and variables would be a nice QOL improvement. Right now I have to do a large degree of preplanning to make sure that the chapters I want show up in the order they should for the sake of readability, and if I realize I need a variable down the line, it tends to get lost among all the others.
Please post feature suggestions in the Suggestions subforum. There, you can vote for suggestions by liking the first post of a suggestion. Regarding chapters, there is already a suggestion Moving/reordering chapters.