Here's an interesting quote from the comments section of the Kickstarter.
Originally Posted by Cinemaware
The original Wings was actually put together in record time, due to financial pressures. It was the last title that Cinemaware published in its original incarnation. Many potential game design ideas were left out, and we will be looking to bring back a few. You can count on at least one new arcade/mini-game section, as well as expanded story elements, RPG aspects, characters and more missions overall.
So, some of the "new" stuff might be old stuff that didn't make it...
Sounds more and more interesting....