One of the important Fluent Forever tips missing from this blob post is optimizing, as far as possible, the process of getting things into Anki, which is discussed here:

https://blog.fluent-forever.com/multi-search/

Extending the multi-search idea, with AnkiConnect (a REST API into your own local Anki database) and a little code (and a few tricks like disabling X-Frame-Options on sites like Google Images) you can get to the point where you just click on on the images/audio files you want in the flash cards.