For me, newsletters are a big help, I have a folder in gmail for them and just subscribe to my favourite thinkers and a summary of the daily news which even the subject is enough news for me in any given day.
I need to get better with youtube, mostly making a seperate watch list at the moment so i can watch stuff when i have time.
It would break all sorts of copyright laws, but my ideal system would suck in everything I view through the browser, store all of it locally for at least 2 months, and if I happened to link to an item in that time, make the storage of it permanent.
[1] https://www.theatlantic.com/magazine/archive/1945/07/as-we-m...
I have built systems like that for classifying employment opportunities and handling the workflow of applications and also to process images from the collection of the Metropolitan Museum of Art.
I am now thinking about building one for a certain image board that is inadequately organized.