ADS-B approaches The Twyford Zone – but is this another black hole?
In six days, some claim, God created Heaven and Earth. On the seventh, He rested. There was light, and God saw that it was good. Much later, this also pleased every aviator who did not possess a night rating. Making an entire world out of nothing, in less than a week, is an unimaginable feat of weight and balance, particularly when you compare it …