Originally Posted by
samosa
If you fly first/business using miles, don't expect to continue that if you worked for UA or LH because it may be frowned upon. You also may get to fly standby, etc but not earn miles on those flights.
Not exactly at that pedigree yet, unfortunately

. By necessity, I can conquer a 13+ hr flight in Y (actually just did 15hr DEL-EWR in UA Y 2 days ago). Maybe it's because I am young lol.