Halftone Spiral in Illustrator (Patreon)

I thought it's gonna be simple and easy to debunk this but turned out complicated but eventually I managed to figure out the solution. Now this is one of the solutions, there might be an easier one out there that I'm not aware of.  SCRIPT: http://illustrator.hilfdirselbst.ch/dokuwiki/en/skripte/javascript/wr-removeduplicates