Part of it is where the eyeballs are, and part of it is what the content creators are using. Blogs were written and read on computers. Now people consume, and

Part of it is where the eyeballs are, and part of it is what the content creators are using. Blogs were written and read on computers. Now people consume, and increasingly produce, on phones. Hence blogs (long-form text) -> social media (short-form text) -> vlogs (long-form video) -> tiktok (short-form video)