In 1980, I had it all figured out, and I thought dfk circa 1975 was an idiot.
In 1985, I had it all figured out, and I thought dfk circa 1980 was an idiot.
In 1990, I had it all figured out, and I thought dfk circa 1985 was an idiot.
And so on.
It's purely personal opinion, but I am glad I never intentionally did anything permanent to my skin.