The perfect 30 degree angle
Staples Huskies (do you run dogs, too?)
In Dejoha's book The Ulitmate Hang (I'd HIGHLY recomment it) he shows you how by pointing your hand toward the hammock, fingers extended horizontally toward the hammock, and your thumb pointing vertically that the angle between the index finger tip and the tip of your thumb is virtually 30 degrees. That's why Jax comment that "you have them at the ends of your arms" is relevant.
Check it out!
4 dog (they would be Huskies)