Originally Posted by Dr. HFH

I am. All of my J flights have been (in one or both directions) between DOH and BKK, BOS, DFW, LHR, CDG, SYD, CMB. Always have slippers.

This is, indeed, strange. I'm flying CMB-DOH-LAX and back in a couple of weeks. I'll try to notice specifically, and report back here.