An animated vortex.
* Seizure warning - colours change rapidly and vortex spins rapidly.
A "Pen" project. (No vortex costume or GIF used)
Written for the Symmetry SDS.
The colours are not symmetrical but the vortex has rotational and reflective symmetry.
* See also an interactive remix with many colour schemes: https://scratch.mit.edu/projects/237615432/
When the project starts, it tests that it is not being run in Turbo Mode as the project will then freeze.
How to detect if a project is running in Turbo Mode: