have you seen this @ Planet Hopf
https://www.math.toronto.edu/drorbn/Gallery/KnottedObjects/PlanetHopf/index2.html
have you seen this @ Planet Hopf
https://www.math.toronto.edu/drorbn/Gallery/KnottedObjects/PlanetHopf/index2.html
The explanation of what is going on starts 7 min in.
Thanks. I liked watching that one evolve into the the different patterns.