How can I create an effective learning system using flashcards that adapts to my learning style and pace?

I totally get where you're coming from - I've been in your shoes before, trying to learn a new language and feeling like I'm not getting the most out of my flashcards. One thing that's worked for me is creating a physical deck of flashcards, rather than relying on an app. I know it sounds old-school, but there's something about holding the cards in my hand and being able to flip through them that really helps me remember.

I've also found that it's helpful to review my flashcards at the same time every day, so it becomes a habit. I try to go through a certain number of cards each day, and then I review the ones I got wrong the next day. It's also really helpful to use a system like the Leitner system, where you separate your cards into different decks based on how well you know them. That way, you're not wasting time on cards you already know really well, and you can focus on the ones that are giving you trouble.

As for integrating flashcards with other learning materials, I think that's a great idea. I've started listening to podcasts in the language I'm trying to learn, and then I create flashcards based on the vocabulary I hear. It's really helpful to see the words in context, and it makes them more memorable for me. You could also try watching videos or TV shows in the language you're learning, and then creating flashcards based on the vocabulary you hear. It's all about finding what works for you and making it a habit.

I hope these suggestions are helpful - I think the key is to experiment and find a system that works for you, rather than trying to follow someone else's method. Don't be afraid to try new things and adjust your system as you go along - and don't get discouraged if you don't see progress right away. Learning a new language takes time and effort, but it's definitely worth it in the end.