Here is a summary of the factors I found so far:
- Title + Keywords + Icons
- Viral + Buzz
The editing ads rhythm and originality to a video of course. It makes it slightly more refreshing but it does not shift the views factor radically, only maybe by an extra 50%.
At this stage, these 4 elements are the key factors that will influence the success of a video.
In the content goes as well:
- Originality for a single video
- Repetition factors for a video series
- Value + Emotional value + Need
All these elements concern the content