The skill of the future is not 'AI', but 'Focus' While AI tools like LLMs are valuable for automating tasks and boosting productivity, they have limitations such as hallucination and bias that require careful human oversight. It concludes that the essential skill for the future is not AI proficiency itself, but the ability to maintain deep focus for complex, creative problem-solving. If you frequent Hacker News regurlarly, you have likely noticed the buzz around engineers using AI specifically Large Language Models, or LLMs to tackle Computer Science problems. I want to be clear: I’m not against LLMs. LLMs are incredibly powerful tools, and can be a huge boon to engineers. They can automate repetitive tasks, generate code snippets, help with brainstorming, assist in debugging, … and this can frees up engineers’ time and mental energy, which could be channeled into more complex, creative problem-solving. But, like any tool, LLMs should be used wisely. LLMs can hallucinate, exhibit inconsistencies especially with self-reflection models , and harbor biases. These limitations mean that LLM outputs require careful review before they can be trusted.