Bach, Contrapunctus 11, Art of Fugue

J. S. Bach's Contrapunctus 11 from the Art of Fugue (Kunst der Fuge), performed by Martin Baker, with an animated graphical score. See http://www.musanim.com/ArtOfFugue/
FAQ

Q: Where can I learn more about the performance?
A: Here ...
https://en.wikipedia.org/wiki/Martin_...)
http://www.westminstercathedralchoir....

Q: Where can I get this recording (and other from the same recital)?
A: Here ...
http://www.contrebombarde.com/concert...

Q: Didn't you already do a video for this piece?
A: Yes, but it's so different on organ, don't you think?

Q: Is there a mistake around 2:50?
A: Yes, sorry; in the first version ...
   • Bach, Contrapunctus 11, Art of Fugue  
... the alto voice has the wrong color; I corrected this in the second version ...
   • Bach, Contrapunctus 11, Art of Fugue  

Q: I appreciate the animated graphical scores you make; how can I support your work?
A: Thank you! The easiest way to support my work is by contributing via Patreon:
  / musanim  
If you'd like to help in more specific way, consider this:
http://www.musanim.com/underwriting

Q: Could you please do a video of _______?
A: Please see this:
http://www.musanim.com/requests/