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A practical maintenance schedule might review your top-performing content quarterly, your mid-tier content semi-annually, and your long-tail content annually. During these reviews, you update statistics and examples, add new sections covering recent developments, remove or update outdated information, and add a new "last updated" date to signal freshness. This regular maintenance keeps your content competitive and shows both AI models and human visitors that you're actively maintaining accuracy.
unsigned long long old_data_bytes = h->length * sizes[h->type];