Will there be an instruction from Above to desist from the unique British practice of "practice pan" for the duration of the Games?
(Standing by for many 'incomings'.)
Yes, the CAA issued IN-2012/101 on 25 June 2012:
http://www.caa.co.uk/docs/33/Informa...2012101Web.pdf
Practice PAN calls are indeed valuable training and will continue to be encouraged once this overblown sports day fiasco has ended.