I sell cheap but high-quality Anki decks for language learning: https://deckmill.com
Created using a mix of automation (TTS, machine translation, etc.) and human reviews.
Built it with a friend, making around $500 a month, very stable over the last couple of years. Spend 1 or 2 hours a month on it, mostly customer support.
Created using a mix of automation (TTS, machine translation, etc.) and human reviews.
Built it with a friend, making around $500 a month, very stable over the last couple of years. Spend 1 or 2 hours a month on it, mostly customer support.