Surveillance Mandatory Zones if infringements aren't cut

[maxred]

Superb Londonblue

There are many that could be related to the airspace philosophy

Ah, this is obviously some strange usage of the word 'safe' that I wasn't previously aware of.

and

Human beings, who are almost unique in having the ability to learn from the experience of others, are also remarkable for their apparent disinclination to do so.