Until you lose access to the LLM and find your ability has atrophied to the point you have to look up the simplest of keywords.

Devs shouldn't be blindly accepting the output of an LLM. They should always be reviewing it, and only committing the code that they're happy to be accountable for. Consequently your coding and syntax knowledge can't really atrophy like that.

Algorithms and data structures on the other hand...

> Devs shouldn't be blindly accepting the output of an LLM.

I agree, they shouldn’t. Yet they are. Not all, of course, but a large enough portion to be a problem. And it’s not just a problem for them, but everyone who has to use what they built.