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McDonald’s (in Germany at least) needs your location to “see when you arrive at the restaurant”. What the hell?! That doesn’t even work properly and they force it on me! I uninstalled the app and now I am actually happy, because without the promotion and discount stuff, I don’t eat McDanks that often anymore.
Also mich More valuable to Google, as they are the biggest Advertising company. I looked it up and according to this source they have ~70% of the pay-per-click market.