Homing Pigeons for your workflow

The Denver Post wrote a story about Rocky Mountain Adventures photographer Charlie Malone, who uses homing pigeons to send his memory cards back to the store to get the photos ready to show and sell by the time the clients who are whitewater rafting get back from their trip down the river. I guess they don't have wi-fi access on the river? Still, pretty cool, though. Can anybody think of other ways to integrate homing pigeons into your digital workflow?

Check out the article.