YT studio / Impressions.

[videoeditgr]

I haven't seen any post about so here it is:

support.google.com/youtube/answer/7628154?hl=en

also:

youtube-creators.googleblog.com/2018/03/youtube-studio-better-insights-new.html

and a third party article:
techcrunch.com/2018/03/07/youtube-studio-exiting-beta-adds-new-metrics-for-impressions-unique-viewers/
(something irrelevant I didn't knew: "on YouTube a view is 30 seconds-plus")

link to studio:

studio.youtube.com

Analytics / Discover / Impressions

 

[Gaijillionaire]

I like how YouTube says several time “don’t do clickbait” in bright yellow to warn you. It won’t stop people anyway