It never goes away. It recedes, but never vanishes.
It's nice to have more tools in the toolbox, and that gets me through more. But it's still an issue.
I'd submit that it's the sign of caring about your craft I guess...always learning, that old cliche.
Just know that it's not only common, it's likely universal. Sometimes, as I get better, days go by where I feel proud and happy. And that's nice.
The growth is always positive.
Jerose: "Don't forget LEDs!...you need enough to effectively render an assailant blind...once he's defeated you can reward yourself with Pez".