I know it is Mac-based but I have not been able to find it in my Mac. An example of a video chat taken with "the technology" is available in this link:
2 Answers
Andrew Warner at mixergy.com once answered someone who asked this question. He said:
The picture-in-picture layout is from Skype. The new format is from Ecamm, a new recorder.
I suppose the recorder is Call Recorder from Ecamm.