Gene therapy was used to cure two squirrel monkeys of color blindness, opening up the potential for gene therapy to treat adult vision disorders involving cone cells, such as macular degeneration and diabetic retinopathy. researchers from the University of Washington and the University of Florida have found.

“What I want is to see is gene therapy that will turn human beings from trichromats (seeing one million colors) into pentachromats (10 billion colors), and then, into duodekachromats (10^24 [one septillion] colors, like mantis shrimp),” San Francisco science fiction fan Richard D.K. Johnson suggested to KurzweilAI.net.