What would it take to get you to answer your phone again? T-Mo thinks it has an answer

There are two kinds of people in the world, says Grant Castle: Those who answer a call from an unknown number, and those who assume it’s a spam call and let it go to voicemail.

Castle, who is VP of engineering services and quality assurance at T-Mobile US, would like to see a third: Someone who answers any call that is verified by the STIR/SHAKEN framework, but lets all the others go to voicemail. He envisions a time when deciding whether to take a call is much more like a well-organized email inbox: All the legitimate ones are easily identifiable and can be answered, while the sketchy ones get automatically filtered out.

Read more here.