0.1% of roughly 4 billion would be about 4 million. Somewhat more in pageviews.
Of course, this fails to account for self-selection, a beehaviour has encountered before, in which increasing Youtube performance slowed average load times ... because users who'd previously found the site intolerably slow now found it slow, but tolerable.
(I've looked for the story, can't find it.)
Much as those who prefer to avoid use of Google won't appear in site use metrics. And enforced JS could well prove a deterrant.
Of course, this fails to account for self-selection, a beehaviour has encountered before, in which increasing Youtube performance slowed average load times ... because users who'd previously found the site intolerably slow now found it slow, but tolerable.
(I've looked for the story, can't find it.)
Much as those who prefer to avoid use of Google won't appear in site use metrics. And enforced JS could well prove a deterrant.