Perhaps the more apt analogy is that we need "a John Von Neuman" to come and organise the pieces to give us that leap.
Hahaha, oh man.
Von Neumann, and many of his contemporaries, weren't secretive researchers toiling in obscure corporate labs -- they were famous public intellectuals with renowned accomplishments across many fields. There are no men of that caliber alive today, and the educational system absolutely excels in ensuring that such well-rounded men are not produced.
SV runs 80/20 on investors getting fleeced vs. vaguely realistic business models.