It popped up in my feed. I scrolled past it. That counted as a view.
If you scrolled past it, which I doubt ever happened, then it didn’t count as a view.
The main Twitter video view metric is triggered when a user watches a video for at least 2 seconds and sees at least 50% of the video player in-view. This applies to View metrics for both uploaded videos and live broadcasts.
https://help.twitter.com/en/using-twitter/media-studio-analytics