This is one of those effects which you must learn thru watching. It is impossible for most to learn
from reading the classical texts. Dan does a great job of showing you multiple methods and his
presentation. If you ever have seen the great Jonathan Neale do this you know how powerful it is.
Joe Monti has a great commical version. Shintaro, Paid by the Japanese government and considered a a
national treasure of Japan closes his show with this.
Practicing will require a partner. You can
not tie knots with your thumbs in proper position.
It’s great to see this great effect
available to the general magic public