Quoting Teemu Arina

in his recent blog post and highly recommended presentation

"The industrial revolution changed the meaning of the word “speed” from “good luck, success, prosperity and advancement” to something that resembles machine-like mechanical speed, effectively disconnecting context from time."

...

"As we move towards a real-time economy, social software is shifting our thinking from efficiency to responsiveness and ability to adapt.

Context is once again connecting with time and as a result, our system is facing increasing pressures to change." (Emphasis added).