Польові нотаткиз виміряної бібліотеки
Чого нас навчили виміряні відео
Ми оцінюємо відео на YouTube за тим, скільки хронометражу справді щось дає. Це закономірності, які проявилися, коли відео стало достатньо, щоб рахувати.
Медіана зайвого 36% медіанний початок корисної частини 0:47 перераховано 19 Oct 2026
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Стаття26 серп. 20265 хв
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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Стаття26 серп. 20265 хв
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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Звіт із даними26 серп. 20265 хв
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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Звіт із даними26 серп. 20265 хв
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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Звіт із даними26 серп. 20265 хв
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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Звіт із даними25 серп. 20267 хв
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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Звіт із даними25 серп. 20267 хв
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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Звіт із даними25 серп. 20267 хв
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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Звіт із даними25 серп. 20267 хв
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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Стаття19 серп. 20265 хв
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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Стаття18 серп. 20265 хв
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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Звіт із даними17 серп. 20266 хв
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.