Originally Posted by JDiver

My guess is AA may well add a 75k level (e.g. Bronze, Silver, Gold, Platinum - or Silver, Gold, Platinum and Chairman's, hmmm, or the like), and if they retain MM levels the whatever-50k-will-be-called lifetime folks will be at a disadvantage with 75k and 100k ahead of them for upgrades, etc. (After all, UA and US have them already; DL is the only one with 125k, so this could be marketed as an "advantage" over SkyMiles / Medallion status.)