[vikram360]

I vaguely remember seeing the homepage of a quantified self nerd that showed all his live stats - ecg, hydration, activity and stuff like that. I can't seem to find it though. It was absolutely beautiful. Then again, like the other arguments made here, I don't know what one can do

[wdmeldon]

I'm pretty sure it was this. April Zero has hit the front page of HN before.