That last point you make is very PGesque. IIRC, he wrote that the truly good problems exhibit pants-on-fire demand amongst a small number of people, and are the

That last point you make is very PGesque. IIRC, he wrote that the truly good problems exhibit pants-on-fire demand amongst a small number of people, and are therefore at first generally very niche. I think he even said there's usually no way to predict if you'll ever break out of that niche. Hope your new startup goes well!