colorblindness can be cured?

so it turns out that gene therapy has cured the colorblindness of a monkey at the university of Washington in Seattle. there seems to be high hopes for human treatments as well. this goes to show that gene therapy should be populerized since it can help improve many people's lives.check it out athttp://news.softpedia.com/news/Gene-Therapy-Cures-Color-Blindness-121877.shtml