My name is Kay Lack.

I help people get what they want,

& write about what I want.

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Live essays on arcane and ancient software.
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Learning: the hardest problem in computer science

“How do you know when you’ve learned something?", my senior colleague asks me. After a year in my job of helping people learn, I still haven’t thought enough about this question — and I know it. But I hate hate hate letting on about this fact, so I think for a minute or two (a feature of our company is that we always take as much thinking time as we need) and then I say:


Meat memory management: Why code is hard to read and how to fix it

Imagine your job is to find out what code does and how it does it. How do you go about it? You will undoubtedly draw on vast reserves of knowledge, experience, strategies and rules of thumb. Eventually, by an awe-inspiringly complex orchestration of activities, you will come to an explanation.