Professionals, how long did it take you to become proficient in lighting?

Question: Professionals, how long did it take you to become proficient in lighting!?
Best Answer - Chosen by Asker:

30 years so far!. Lighting is one of the hardest things to perfect in photography!. You can get technically proficient in a fairly short time, but, to get the true art of lighting, I'm still learning!.Www@QuestionHome@Com