Data analysis of where I make most make mistakes
This would help identify the sticking points that I can subsequently take to a blood-and-flesh teacher.
Yes, I can note down where I make mistakes myself... Or feel I am weaker at this or that. But the data could tell a truer story.
We're working on ways to give users more detailed and fun stats:) Meanwhile for now, sorting your vocab by word strength may be a good indicator of at least the words you have the most trouble with.