The most-sought feature in a "new" web AI video editor?

We're working on a brand-new, AI web-based video editor for creators who want to edit videos without being a PRO at it. But, we've kind of hit a bottleneck. We're having a tough time finding out the list of most-sought features video creators would be interested to look at in this editor. What would "pull them in"? Imagine you're analyzing this AI video editor - what feature/s would you look for in it? I'm eager to know your thoughts