One of the hallmarks of Boost Mobile prepaid phones in the early 2000s was their push to talk PTT, or walkie talkie, feature, which allowed you to play your voice through another Boost Mobile user phone speaker with the push of a button. Microsoft is now bringing a similar feature to iOS and Android devices via its Teams app. However, Microsoft isnt using rappers and athletes to try to make PTT seem cool, as Boost Mobile did. Instead, the company is positioning the feature as a way to use...

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