Capture burned-in video subtitles and convert to pinyin and translations

Capture burned-in video subtitles and convert to pinyin and translations targets a $3.6B = 100M language learners x $36 ARPU/year. Assumes 100M users worldwide who regularly use digital tools to learn languages and would pay for niche productivity tools or premium extensions at an average of $3/mo. total addressable market with medium saturation and a year-over-year growth rate of 12% estimated growth in digital language learning audiences and tooling demand.

Key trends driving demand: Short video platforms -- rapidly increasing burned-in subtitle volume creates more native content for learners to mine.; Improved browser OCR -- better real-time extraction from moving video makes on-screen subtitle capture feasible.; Consumer SRS adoption -- language learners increasingly use spaced repetition and phrasebooks, creating integration opportunities.; Creator subtitles -- creators add more burned-in subtitles which increases demand for tools that let learners harvest them..