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This has nothing to do with the video game. Just so you know.

I don’t know if it’s my ADHD or whatever is going on inside my brain, but I’ve discovered a weird phenomenon with my learning ability. When it comes to explicitly physical skills such as juggling, drawing, or martial arts, I know exactly what day that skill is going to fade.

If you’re familiar with learning techniques, the two most powerful known are related: spaced repetition and active recall. Spaced repetition is the notion that a bit of knowledge that you’ve learned is reinforced if you’re reminded of it as close to the moment when your brain is about to forget it as possible. It’s a signal to your learning system that, no really, that bit of knowledge needs to stay around and be available for recall. Active recall is the process of making the method by which that reminder is brought to your attention demanding in a way that makes you think hard about the answer, wrapping it in layers of attention that your brain now credits with importance, giving the knowledge memorized a higher priority.

These techniques work for me when it comes to knowledge work. But when it comes to physical skills, the act of building “muscle memory” is very real and, to me, seems to be different from, well, memory memory.

So, the weird part is this: when I’m trying to learn a physical skill, if I do it for a while and then leave off for a few days, there comes a day when, as I wake up, I’m very aware that if I don’t practice today that skill is going to be gone. I’ll be back to the beginning, and have to go through the practice all over again.

I call this phenomenon Half-Life Day, because my embodiment of that skill has a half-life, and that day is the day that skill will fade away so effectively I won’t be able to recover it.

Today, I spent a half-hour drawing, because I knew that if I didn’t, the smallest steps I’ve taken toward recovering my drawing skills were going to be gone. I feel pretty good about that.

But I was wondering if other people have reached that point, where they know that a skillset is about to die, and how they deal with their own half-life days.
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Drawing is, I believe, an essential life skill, and that I regularly let it go fallow bothers me. But every time I take up the pencil again, I get this weird, hesitant emotional response to the act of illustration.

I realized the other day why learning to draw bothers me. It's because the brain cells that drawing forces to grow and mature don't talk to me.

I've known a few other geeks like me: the kind of people who, when they learn something deeply interesting and profound, can feel the brain re-arranging itself. It might just be the prickles of our scalps responding to the deeply intellectual challenge of understanding something complex, like a new level of set theory or grasping functional programming, but it's a validation that the process is working, it's a sensation I've learned to really enjoy-- even though it hurts the way exercise hurts-- and at the end, I can express myself better.

Programming and mathematics are forms of human expression. They allow us to say things we couldn't say any other way. The constant emergence of new programming languages is part of the process of looking for new and better ways to say the stuff we programmers want to say. The uplift to functional programs-- programs that get away from the muck of how we express things and more clearly express what we want to say-- has been a huge leap.

But all of these skills are verbal skills. We may have symbols like '@' and '>>=', but we use words like 'at' and 'bind' to communicate with each other and ourselves. We can label them. Their meaning may be more subtle than that, may be contextual, but at least they have labels.

Even music starts off with labels, at least the way I come at it: clefs and staffs and notes and bars. I realized, watching a jazz trumpeter do his thing the other night, that he had gone past the labels and was communicating through his instrument what he wanted to say at that moment, but talking to him afterward, even he admitted that it started with symbols, with the clefs and staffs and such.

Drawing has none of that.

Oh, sure, you can start with ball-and-stick, mannequin, perspective lines, but even the most rudimentary drawing requires skills that have absolutely zero verbal components. You can't even let the words get in the way: that's what classes like Drawing on the Right Side of the Brain are all about: getting the words out of the way. And since I can't talk to that part of my brain, since it doesn't talk back in the verbal way with which my very noisy brain is familiar, it bothers me.

I think I should explore that further.
elfs: (Default)
Hacker News is patting itself on the back for finding What It Takes To Become An Expert At Anything? The basic qualities of expertise are well known, and I've gone over them before: 10,000 hours of practice, the grit to spend 10,000 hours, awareness of your mistakes during practice and conscious steps to avoid them, and feedback, so do your expertise in public.

But theer's a vast gulf between expertise and simple competence. And simple competence is actually not that far away. It's not ten years of your life. It's not even one year of your life. It's about three months.

Because it takes 100 hours to become competent at anything. Oh, you need all the other qualities, and once you've earned competence you have to do it regularly to keep it, but if you want to be a competent speaker in any language, it's 100 hours. If you want to learn how to draw, 100 hours. If you want to learn to play piano, 100 hours.

I wonder what the stage at 1000 hours is called?

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Elf Sternberg

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