“Novice workers who rely heavily on AI to complete unfamiliar tasks may compromise their own skill acquisition. We find that AI use impairs conceptual understanding, code reading, and debugging abilities, without delivering significant efficiency gains on average.”
“We found that using AI assistance led to a statistically significant decrease in mastery.”
https://arxiv.org/pdf/2601.20245
https://www.anthropic.com/research/AI-assistance-coding-skills