Notas de campode una biblioteca medida
Lo que nos enseñaron los vídeos medidos
Puntuamos los vídeos de YouTube según cuánto de su duración realmente aporta. Estos son los patrones que aparecieron en cuanto hubo suficientes para contarlos.
Relleno mediano 36% inicio mediano de la parte útil 0:47 recalculado 19 Oct 2026
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Artículo26 ago 20265 min
How to find advanced material when everything YouTube recommends is beginner-level
Search tricks and channel patterns that reliably surface advanced material, and why the ordinary search results skew introductory in the first place.
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Artículo26 ago 20265 min
How to evaluate a YouTube channel before you subscribe
Three channel-level signals that predict whether a creator is worth following, separate from whether any single video of theirs was good.
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Informe de datos26 ago 20265 min
Which subjects are worth your time: measured value across twenty subjects
Science scores highest of twenty measured subjects at 66.9; travel lowest at 38.4. The same subjects also carry the least padding and the most honest titles.
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Informe de datos26 ago 20265 min
How long is a lesson, really: runtime measured across twenty subjects
Median runtime runs from 18:16 in history to 9:30 in productivity, nearly two to one. It has almost no relationship to which subjects score highest on value.
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Informe de datos26 ago 20265 min
Do YouTube titles tell the truth? Honesty measured across twenty subjects
Average title honesty is 81 out of 100, from 87 in science down to 73 in travel. The same subjects that oversell titles also carry the most padding.
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Informe de datos25 ago 20267 min
The useful part of the median measured video starts at 1:02
Across the videos we have measured the useful part starts at 1:02, and one in ten makes you wait past 3:47. Here is how that splits across twenty subjects.
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Informe de datos25 ago 20267 min
We measured the padding again, on a larger library. The number has not moved.
A second padding census, on a larger set of measured videos. The median is still 40%, the set has grown by three quarters, and the distribution barely moved.
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Informe de datos25 ago 20267 min
We measured twenty subjects. Three percent of the videos were advanced.
Three percent of the videos we measured were pitched above intermediate. Here is which subjects have none at all, and the one signal that finds the rest.
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Informe de datos25 ago 20267 min
One in five measured videos was not worth the time it asked for
One in five measured videos was not worth its runtime. The share runs from 5% in science to 64% in travel, and the title predicts it before you click.
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Artículo19 ago 20265 min
Why YouTube videos feel three times longer than they need to be
We measured the padding across a library of explanatory videos. It is not the sponsor segment, and it is not where most people think it is.
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Artículo18 ago 20265 min
What "value density" means, and how we measure it
The three numbers Gistil puts on a video, what each one is actually claiming, and the places where they do not apply.
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Informe de datos17 ago 20266 min
We measured YouTube across fifteen categories. This is how much of it was filler.
A padding census across fifteen categories: the median video is 40% structure, and the long ones are the least padded, not the most.