In short: Benchmark for stickiness — Duolingo's daily/monthly active-user ratio is "on par or just under TikTok." Also a throwaway contrast (the West "watch[es] TikTok all day").
10:38And their daily active user to monthly active user rate, I think, is on par or just under TikTok, to give you a sense as to how sticky and habitual this platform has become. That's not something trivial. Surely that in and of itself speaks towards the efficacy of teaching on the platform.
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