Use cases
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Students
Turn lectures, tutorials and readings into study guides, then test yourself.
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Professionals
Get the key points of talks, reports and articles, then share them with your team.
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Lifelong learners
Get the key takeaways of long videos and reads fast, and go deep where it counts.
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Researchers
Screen papers and talks quickly, question them, and keep them organized by project.
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Language learners
Use real videos as study material: check your understanding in your own language.
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The common thread
Three steps, whoever you are
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Bring a source
A YouTube video with captions, a web article, or a PDF with selectable text.
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Choose depth and language
TL;DR when you are deciding, Study Guide when you are learning, Chapters when it is long.
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Do something with it
Ask a question, open the mind map, take the quiz, or export the summary to your notes.