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Chasing 100M Daily Users, Duolingo Reconsiders Ads, Paying Influencers, and Its Most Expensive Plan

AI got cheap enough that Duolingo’s most expensive plan may not survive it. I read the earnings call transcript and opened the app to see what is actually changing for learners.

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Recurrent Neural Networks Part 1 - Lecture 29

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Learn how to translate an entity-relationship model into a relational model.
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Introduces normal forms.
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An introductory session on Aristotle’s Poetics.
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An introduction to representing sinusoids with phasors.
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A short lecture on differentiation and integration.
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A concise lesson on Kelvin sensing and droop compensation.
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Examines how to model weak entities and the design choices involved.
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An introduction to power management ICs through DC-DC converter applications, including self-powered sensors and switching versus linear regulation.
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A short installment in an entrepreneurial journey series.
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A focused look at the Brokaw bandgap voltage reference circuit.
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A short lesson introducing real and complex numbers.
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A focused look at how renaming, join, and division operate in relational algebra.
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