Device monitors your heartbeat and tweets it
This would be kind of cool. You could speculate why the beat is suddenly spiking or see what it does when the person is sleeping:
Twitter Device Tweets Heartbeat, Scares Relatives When Twitter Crashes
We have to hand it to that Twitter thing. From further boosting the egos of outspoken tech industry personalities to supporting Iranian revolutions, the service has demonstrated its strengths. Today, the service can let relatives know you are still alive.
Developed by Japanese geek forum Koress Project, the Akiduki Pulse box does this by autonomously posting your heartbeat to Twitter. Once there, friends, family and enemies can all watch as your natural rhythms play out on the world stage in real time.

