Originally Posted by Syzygies

Well, a feature that is surely different is the opportunity to provide feedback.

My "favorite" bugs were still there: 1. If half of a reservation is waitlisted to upgrade using miles, the option to upgrade the other half is all fouled up; it attempt to reupgrade the same half. 2. On OS X Safari, downloading a OnePass statement PDF yields a PDF of the login screen, even if one is already logged in.

So I reported these as bugs, using the Preview feedback mechanism.