Originally Posted by
Days of Future Past
Incidentally, the practice was banned by SRG circa 8 years ago after a couple of incidents. Let's be careful out there.
Perhaps someone can shed light on the SRG opinion/ruling, to which
DoFP refers ...?
Personally, I cannot see how the use of intermediate Levels or Altitudes within the Transition Layer can be good practice. In my opinion, it should be discouraged, if not actually banned, as there is clear scope for ambiguity, confusion and misunderstanding.
JD