It's quite frustrating when writers like the author - who seem quite thoughtful and potentially useful to read - appear to pontificate on a field without seemingly being aware of it; using a great mathematician's thoughts on it as a springboard doesn't justify it as its not his field of expertise either.
The essay might be more useful grounded with references to the sort of thing you link to.
The essay might be more useful grounded with references to the sort of thing you link to.