I don't think it's too hard for you, the main difficulty in this type of pieces is when you start them hands together, once you get the coordinates it's pretty easy. Something that helps me a lot with Bach Inventions, especially coordination and speed is changing rhythms, for example if you have:https://hosted.drpic.com/AGZ9SWV6TCYou play:https://hosted.drpic.com/5T6BWAYVOEThat works for me when I already have the sections memorized.