Easy reading is damn hard writing.
Editing is the toughest part of content creation. You can come up with the idea quickly, brainstorm all thoughts about it and pile up all things you could lay out quite frenziedly.
The real skills of writing are about making your content readable, digestible and easy to understand to the reader.
When you get too stuck on your content creation, just stop. You probably have enough already which means it is time to “define” your product.