Writing comes into being to retain information across time and across space. Before writing, communication is evanescent and local; sounds carry a few yards and fade to oblivion. The evanescence of the spoken word went without saying. So fleeting was speech that the rare phenomenon of the echo, a sound heard once and then again, seemed a sort of magic.
James GleickOne of the ways the telegraph changed us as humans was it gave us a new sense of what time it is. It gave us an understanding of simultaneity. It gave us the ability to synchronize clocks from one place to another. It made it possible for the world to have standard time and time zones and then Daylight Savings Time and then after that jetlag. All of that is due to the telegraph because, before that, the time was whatever it was wherever you were.
James GleickThe microwave oven is one of the modern objects that convey the most elemental feeling of power over the passing seconds ... If you suffer from hurry sickness in its most advanced stages, you may find yourself punching 88 seconds instead of 90 because it is faster to tap the same digit twice.
James Gleick