From what I've gathered, he/they never really left. They just removed products from Daz and took a little time to set up their own site. A far cry from what he/they made it sound like in their Daz parting post where they were leaving 3D graphic creation permanently.

"It is good to see ourselves as others see us. Try as we may, we are never
able to know ourselves fully as we are, especially the evil side of us.
This we can do only if we are not angry with our critics but will take in good
heart whatever they might have to say." - Ghandi