Yoga Sutra 3.32 Samyama on the Tortoise Channel

Yoga Sutra 3.32 Samyama on the Tortoise  Channel Does the kurma nadi exist? Where can you feel it? What happens when you meditate on the turtle channel? What do you feel? Do you notice any effect? https://simple-yoga.org This is an excerpt from the book Unravel the Thread available at:  Amazon https://www.amazon.com/dp/1737648202/ and Barnes & Noble  https://www.barnesandnoble.com/w/unravel-the-thread-rub-n-v-squez/1139928755