Fatally flawed:

[Tony S]

I found this more or less by accident, David from FF didn’t let me know.

It seems OFSTED have woken up.

https://www.parliament.uk/business/publications/written-questions-answers-statements/written-question/Commons/2016-10-21/49797/  

 

[Sidney]

Good news, it might filter down to the schools in the next five years...