Originally Posted by
DaviddesJ
The fact that passengers only appear on the upgrade waitlist after they check in is not "opaque", it's communicated clearly on the screen itself and in many other places. [personal attack removed, per TOS]
That is but one part of the CPU process. The entire process is opaque and deliberately so. Regardless of what you would like to attribute it to, upgrades for elites have declined significantly since the merger. And that is all I cared about.