I would like to learn a couple of languages (polish and Japanese - I already learned Spanish to a decent degree) but it seems like every solution is closed source.
I would use books but listening (and speaking) are very important and books won’t help with those.
What would you guys recommend?
Well you can check your privacy policy to see what they do with that. I doubt they can get much personal data from that. Jk they’re going to clone you with AI and steal your bank info.