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DoorDash now warns you that your food might get cold if you don’t tip
(www.theverge.com)
This is a most excellent place for technology news and articles.
I live way out of the city center, but any time I order I don't tip in advance but my order is picked up near instantly anyways. My trick: living in a country without tipping culture where the drivers are paid for their time no matter how big the order or how far it goes.