He's made it abundantly clear why he doesn't want to do that, who are you (or anyone else but him) to say "No you're not allowed to have opinions, you MUST create your own alternative"?
> I've received so many messages of kind people offering to work with me to build a competitor to Reddit, and while I'm very flattered, that's not something I'm interested in doing. I'm a product guy, I like building fun apps for people to use, and I'm just not personally interested in something more managerial.
> These last several months have also been incredibly exhausting and mentally draining, I don't have it in me to engage in something so enormous.