Video on-demand has to do with the delivery what they call content, while the video phone is the deliver of person-to-person communication. These are not nearly the same, but they both involve video.

随需视频必须与传送他们所称的“内容“相关,而视频电话是一种,个人对个人的传送，那不是,大致相同的，但它们都包含视频。

麻省理工公开课 - 媒体、教育、市场课程节选

Pentland has also run studies that show how informal, serendipitous communication among call center workers increased productivity by 20%.

FORBES: Why We Need to Meet in Person

We're so heavily reliant on our myriad means of written communication these days that the phone call threatens to go the way of the handwritten letter.

CNN: A call to pick up the phone

He says he received a call from the Federal Communication Commission (FCC) on Friday morning, warning him about a long list of potential federal regulations that he might be violating with the demo.

FORBES: Updated with a response from the GSM Association below.