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This is a list of United States wireless communications service providers.The Cellular Telecommunications & Internet Association (CTIA), lists approximately 30 facilities-based wireless service providers in the United States as members.
In July 2020, Huawei surpassed Samsung and Apple to become the top smartphone brand (in number of phones shipped) in the world for the first time. This was primarily due to a drop in Samsung's global sales in the second quarter of 2020, owing to the impact of the COVID-19 pandemic .
Meanwhile, at their headquarters in Cupertino, energy use was cut by over 30%, and Apple provided a biogas-powered fuel cell and built rooftop solar photovoltaic systems. They introduced their redesigned AirPort Express with an enclosure containing bio-based polymers derived from industrial-grade rapeseed and post-consumer recycled PC-ABS plastic.
Machine learning approaches in particular can suffer from different data biases. A machine learning system trained specifically on current customers may not be able to predict the needs of new customer groups that are not represented in the training data.