Finding good sources is only half the job. The part that actually derails most people happens later — you're three days into writing, you remember a paper said something useful, and you can't remember which one, or which folder, or which browser tab it was even in. By the time the bibliography is due, half the afternoon goes on reconstructing work you already did once.
The fix isn't a better memory. It's capturing the right thing at the right moment, so pulling it all together at the end is quick instead of painful.
A single pile of "sources I've found" doesn't hold up once you're working on more than one assignment at a time. Saving each paper into a folder for the specific question it answers means that by the time you sit down to write, the folder already is your reading list — not something you have to reconstruct from memory or a dozen open tabs.
The best time to note why a paper is useful is the moment you decide it's useful — not two weeks later when the specific sentence that convinced you has completely gone. A quick note attached to the source right then — "this is the one that directly contradicts the other study," "use this for the methodology section" — takes ten seconds and saves you from re-reading the whole abstract again later, just to remember your own reasoning.
Once you've saved several papers to one folder, the harder question isn't "what does each one say" — it's "what do they say together, about my actual question." A summary that's tied to your specific question, rather than a generic description of the paper, can point out that two sources agree, or that one only covers a different population than the others, faster than reading all of them side by side again. It's worth being clear about what this is for, though: it's a research aid for your own understanding, not text to lift into your essay — the argument still has to be built by you, in your own words.
Every course seems to want a different citation style, and reformatting a reference list by hand for the third time this year is exactly the kind of task worth automating. Once your sources are grouped in one place, generating the bibliography in APA, Harvard, MLA, Chicago, Vancouver or IEEE should be a style choice, not a rewrite.
A reference list only helps if it can get into your actual essay without retyping it. Depending on how you work, that might mean:
None of this replaces doing the reading. What it removes is the busywork around it — so the time you spend at the end is spent writing, not hunting for a paper you already found once.