I in I.8 should be 1 (1.8)
gh in sights should be e (sites)
superfluous characters =igh
or conversely
missing characters
1 from I.8 , and
e from sights
missing characters = 1e
my initial thoughts when seeing 1e
BSOD → STOP 0x0000001E
there is also a software company with the same name
here is a list of IGH acronyms
https://www.acronymfinder.com/IGH.html