We do not have any paying customers or a meaningful non-paying user base. It’s reasonable for you to move on. And it is reasonable for your cofounder too. My

We do not have any paying customers or a meaningful non-paying user base. It’s reasonable for you to move on. And it is reasonable for your cofounder too. My co-founder has written all of the code, I have been responsible for leading growth, marketing, content creation, and have been central to product development/design/mockups etc. If shares were vested, they would only be vested in sunk costs.