Rings of Power alternate fanfiction brainstorming

Let’s create some fanfiction based off rings of power. What if Sauron had stayed on Numenor and Galadriel had escaped the very first day they arrived, and left for middle earth on her own. Sauron would have never got the idea for the rings. 
I have two ideas I want to contrast. 1. Sauron works in Numinor at the forge/blacksmith’s, maybe he finds a way to influence Numinor to help him conquer all. 2. What other path could Sauron take on Numinor? Does every path for him lead to evil? Or does he try...