SOMEONE walks into your office as you are in the middle of a confidential phone call, and you don’t want them to overhear it. Your only option is to cut the call short, and either phone back later or switch to more discreet email or instant messaging.
Now IBM engineers are developing a system that makes the switch seamlessly, without breaking the flow of your discussion. It will enable a voice call to be switched to silent instant messaging when you get to your desk, for example. At present, both callers must switch, but the developers say as speech-to-text and…
