It's like McDonald's thought it'd be fun to join the make-your-own-currency craze, but wanted to ensure it didn't have any actual tradeable financial value that could subject them to banking regulations.
Only a small % will ever be redeemed. Most will try to collect all 5.
Because you eat at McDonalds every day and have cupholders full of the MacCoins in your car.
I'm confused, you would keep it?
It's just a buy-one-get-one-free campaign.
Consider the following factoids in the context of exchange rates and PPP. In other words, the ratio of foreign customers to domestic is probably far greater than foreign revenue to domestic revenue.
Factoids:
* Roughly 1.5 million Big Macs sold each day in the U.S. alone. https://expandedramblings.com/index.php/mcdonalds-statistics...
* U.S. accounts for less than half of global revenues. See https://www.statista.com/topics/1444/mcdonalds/ and https://www.statista.com/statistics/219453/revenue-of-the-mc...
* They serve over 60 million customers globally each day. http://www.thefiscaltimes.com/Articles/2012/04/30/13-Disturb...