| Quality Level | Characteristics | Common Sources | |---------------|----------------|----------------| | | Proper grammar, cultural notes, timing perfect. | Viki, Netflix, official releases | | B (Good Fan Sub) | Minor errors, but fully understandable. | Experienced YouTube fansubbers | | C (Machine TL) | Odd word choices, names wrong, timing off. | Google Translate + auto-submit | | D (Unwatchable) | Gibberish, missing lines, sync issues. | Scraper sites |