Indeed, it's about the vast sums of money spent at the likes of Biggin, Farnborough and Oxford to meet safety standards and full compliance imposed upon them whilst roughly 40 business aviation movements a day take place at NHT simply ignoring the disparity in standards normally applicable in the civil world - because they can, as things currently stand.
The challenge is to the status quo, to say that this is not how it should be, whereby this city centre airport has turned over recent years into a predominantly 'commercial' airport in terms of dominant usage by default.