This is quite frustrating to read. You cannot write about this stuff without carefully defining the terms. What does a video being watched mean? It could be 10

This is quite frustrating to read. You cannot write about this stuff without carefully defining the terms. What does a video being watched mean? It could be 10s, 20s, scrolled to the end, ... What does sound enabled mean? It could mean sound clicked, but right at the end of the video, it could mean 10s with sounds, 20s, etc... Take articles that do not carefully define engagement metrics with a pinch of salt.