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Hauthorn • today at 8:22 PM • 3 replies • view on HN

> Another thing to think about is, what would it take for you to care less about the understanding.

Could you explain why it would be a goal to understand the system less, rather than more?

It seems harder to know if you have good tests while lowering your expertise in the system.


Replies

miki123211 • today at 9:25 PM

Because humans are currently the bottleneck.

An LLM can produce far more code than a human can understand. And the famous rule that "optimizations are entirely pointless unless you're optimizing at the constraint" is logistics 101.

To accelerate software development, you either need to remove or lessen the need for code understanding, or make it much quicker for humans to gain that understanding. Making the LLM faster won't help you if the LLM isn't the bottleneck.

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maherbeg • today at 9:11 PM

There's different layers of understanding the system. I generally care about high level data flow, concurrency and performance (batching, holding transactions too long, back pressure etc.) rather than the mechanics of how the code actually does a thing. I still look to see what the final output looks like and ask my agent questions on how it fits in the larger system and evolve things if necessary, but agents are pretty good at writing code if the rest of the code base looks pretty decent.