
Oh, XKCD might have something to say...
Obligatory: xkcd.com/723/
Twitter has beaten instruments to the punch at the US Geological Survey – but the geeks at the country’s lead earth-sciences agency are perfectly happy. Launched last year to distribute earthquake information, the USGS has found its Tweet Earthquake Dispatch (TED) to be equally effective at receiving on-the-ground posts about …
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in New Zealand that the most sensitive device ever invented for detecting the effects of an earthquake was the telephone exchange. The longer it's overloaded, the bigger the quake was.
I didn't believe that until I was working in one and saw how much it lit up before the rumble of a very small (richter 4.2 or thereabouts) shake had even finished. It really does seem that everyone wants to ring all their friends/neighbours to compare notes.