I follow Education Policy. If you do the same you know policy implementation is largely State-driven. As such, there are only a few nominal players in the ongoing ed. policy discussion. Parents, are not a nominal player.
When I was 5 I saw a Demon. My eyes opened, looking out the window.
Quantify, Qualify, Endlessly Reify.
By discursive, we mean one of many streams. Think domains. Each unto itself, and connected. Externalities persist, as do technical, and policy, and yes even cultural effects. On the technical side, the always already inherent insecurity of the base architecture.