I've finished it!
I've been learning Liszt's Tannhauser Overture for many many years, and I've just uploaded the complete performance as an audio file or as YouTube. My YouTube link: https://youtu.be/OX9AJNK2Y6Q I cheated (a fair amount really) in parts as I played the music in at a slower speed and then adjusted afterwards (correcting note errors too). I'm in awe of pianists who can play this incredibly difficult work in public so brilliantly.
My favourite performance is by Yulianna Avdeeva, and here is a link to her performance: