Both are good. I created most of the cards I use myself, as I only add what is relevant to me.
There's also a lot of value in learning about how human memory and learning works. Some parts are like learning how to program your brain. Your brain works well with certain data structures. I'd recommend this book for those interested:
https://apps.ankiweb.net/
https://mnemosyne-proj.org/
Both are good. I created most of the cards I use myself, as I only add what is relevant to me.
There's also a lot of value in learning about how human memory and learning works. Some parts are like learning how to program your brain. Your brain works well with certain data structures. I'd recommend this book for those interested:
https://www.amazon.com/Your-Memory-How-Works-Improve/dp/1569...