This video, https://www.youtube.com/watch?v=fztOdbYSaZw&index=3&list=PLyMf_3FFEgiRleHeZGGR-GDo-7L6Sijo8, can also be seen at https://www.youtube.com/playlist?list=PLyMf_3FFEgiRleHeZGGR-GDo-7L6Sijo8.