至今尚没有人知道这种技术能否规模化应用。

No one knows yet if this can be done on the scale required.

除了一次性的市场或沟通活动外，只有几家大公司可以将社会媒体活动规模化。

There are relatively few big companies that have scaled social initiatives beyond one-off marketing or communications initiatives.

分析过去，得到的答案更具普遍性，过去的活动是规模化的，是我们可以考虑借鉴的，尽管我们也许不喜欢那些通讯方式。

The answers offered by an analysis of the past are more general; they relate to scale and they are actions that we can take on board, though we may not like their message.