Hoping for a House of Cards

I've already done a review of Robert Plomin's "Blueprint," but I take it a step further in this piece in Logos, pondering whether this is really all they've got and, if so, where that leaves the field of psychiatry,  were the whole GWAS/Polygenic Score research behemoth, which has hogged so much of the mental and material resources for furthering the field, finally hits its dead end? You might call it a fantasy piece.