> I don't think its fundamental. It's just not trained well.

It quite literally is fundamental. "memories" are just random .md files that literally cannot be loaded into context because of context limitations. Literally in the article:

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Injected memories use up valuable tokens, and an incorrect note can be carried into every session. Loading a note also doesn’t guarantee that Claude acts on it: our documentation on Claude Code warns that longer instruction files reduce adherence

...

It loads only the first 200 lines or 25 KB of MEMORY.md

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