Tipping at McDonald’s to ensure you get your fries and burger hot? What prevents the workers from slow-walking your orders if you're a regular and don't tip? A

Tipping at McDonald’s to ensure you get your fries and burger hot? What prevents the workers from slow-walking your orders if you're a regular and don't tip? As for tipping in the Apple store, it's already a "hope I look like I have money and am worth their time" experience lol. So it'll be interesting to see if they use tips to acknowledge someone.