....but its not in-your-face obvious.

Hint- It's doable as part of a limited time promotion that has been discussed within the last 72 hours on one of the airline boards. Once you find what you think is the right promotion, you have to do some more extrapolating to figure out how to get to 60K per day.

Sorry to be so cryptic, but this is really meant for some the more hardcore among us (hello tvrl4free, keithguy, channa).