Earlier quoted context omitted.
I don't know. Ideas are overrated. If the startup is able to execute on building things of unique value, I don't necessarily think it is rational to stop. So often however, the startups don't build anything unique, and many don't seem to build anything at all.
>I don't know. Ideas are overrated. A good idea doesn't mean you won't fail. A bad idea does mean you will fail.
Or pivot. If I'm remembering it right, PG has an entire essay about pivoting.