Customer service doesn't matter to the FAANG-like companies. They've run the numbers and they know that if 10% of their customers never return it will cost them

Customer service doesn't matter to the FAANG-like companies. They've run the numbers and they know that if 10% of their customers never return it will cost them $x (which they'll make up for in new customers anyway), and keeping those 10% happy by hiring enough customer service reps will cost them $100x. "Good customer service interferes with our exponential growth plans and makes our investors nervous, so we ain't gonna do it."