Thanks in advance.
| Problem | This feature solves it | |--------|------------------------| | Low-quality scanned PDFs | Ranks by readability & OCR | | Wrong edition | Filters by year (e.g., 3rd ed. 2014) | | Broken or fake links | Uses verified sources + fallback | | Copyright violation risk | Prioritizes legal sources first | | No way to compare | Preview + metadata comparison | Thanks in advance