- WRONG! I quitted my job to work on this project 24/7. That's why i respond to you that fast.
- ZScale is just scaling the 3d shape on z axis, it's different with depth - parameter to create the 3d shape. Currently shapes in back layer are align by the front face not the center, so using different zscale can create different "surface layer" effect. I'm not good at English to explain it more clearly. Toy with it to see the difference :).
- Use <> button on the left of editing toolbar to edit your post in raw html. So you can insert whatever you want.