I think so. But video phone has been very hard to achieve. It's either been to be expensive, or too crowded, or can we use the internet to finally introduce video phone and this is different from video on-demand.

我也这么认为，但视频电话要成功很困难,它要么很贵，要么很拥堵，或者我们是否可以使用互联网引入视频电话,这与随需视频是不同的。

麻省理工公开课 - 媒体、教育、市场课程节选

And nobody knows, nobody believes that we can cut spending, right? -Somebody down the road has to pay the bills Somebody down the road has to pay the bills, either by cutting spending, cutting benefits or raising taxes.

而几乎没人相信,政府能够成功节流，不是吗？，-那总得,有人来埋单啊,迟早要有人来为此埋单的，要么精简政府开支，削减福利，要么增税。

斯坦福公开课 - 经济学课程节选