the BBC, John Yorke, and The Grid

Apparently it’s the BBC’s latest ‘thang’ amongst its Writing Academy students, and more experience writers.

I’ve never heard of it before - it’s either hemming creativity into pointless formulae and the like, or a handy memory jogger for busy writers.

See

http://wasitsomethingiwrote.blogspot.com/2007/12/state-of-tv-nation.html

and

http://tvscriptwriter.blogspot.com/2007/11/swimming-lessons.html

Anyone here had any experience of it?