Earlier quoted context omitted.
> Short form video as the medium, and algorithm that samples entire catalog (vs just followers) were inevitable. I doubt that. There is a reason the videos get longer again. So people could have ignored the short form from the beginning. And wasn’t the matching algorithm the teal killer feature that amazed people, not the length of the videos?
I've got a hypothesis that the reason short-form video like TikTok became dominant is because of the decline in reading instruction (eg. usage of whole-word instruction over phonics) that started in 1998-2000. The timing largely lines up: the rise of video content started around 2013, just as these kids were entering their teenage years. Media has significant economies of scale and network effects (i.e. it is much mo…
That was also roughly the time period where mobile phones and their networks started to become reliably able to stream video at scale. That seems like a more plausible proximate cause for the timing of the rise of TikTok.