ScienceSorry, you're cracking upTo play this audio please enable JavaScript, and consider upgrading to a web browser that supports HTML5 videoScienceMichael Scaturro11/03/2014November 3, 2014While Skype and FaceTime continue to improve the quality of calls, the phone itself…well, it's stuck in the past. Telecoms giants have touted big improvements like HD Voice, and met interoperability issues. The solution may be Voice over LTE.https://p.dw.com/p/1DgK1Advertisement Report: Michael Scaturro, Berlin