Because the ownership and therefore the location of the MS is known it is of immense importance in understanding the origins of Freemasonry before the Grand Lodge era (from 1717). The Airlie MS has been analysed and discussed in considerable detail in Ars Quatuor Coronatorum (AQC), Vol.117.
Knowing the ownership and location of the MS allows for a better understanding of Freemasonry's history prior to the Grand Lodge era, which is extensively covered in Ars Quatuor Coronatorum (AQC), Volume 117.