Earlier this evening, Scott O'leary (a previous guest of the show) announced a few changes upcoming in 2010 to the Onepass program.  (The original thread can be found here).

The highlights:

A fourth tier that will be revenue based, like United's Global Services. System Wide Uprgrades

 First, the System Wide Upgrades.  At 100k miles, members will be granted four SWUs.  No word if additional thresholds exist for accumulating ...