Gone are the days when "video creator" simply meant "YouTuber." Today, the title is umbrella-term broad. As a professional video content creator, you are responsible for the entire lifecycle of a video asset: concept, scripting, filming, editing, optimization, and distribution.
The barrier to entry is a smartphone and a story to tell. The barrier to success is consistency. The algorithm rewards those who show up, learn from their failures, and hit publish anyway.