Almost a year ago, I put my heart­beat online, and along with my heart­beat an account­ing of all the days I’ve lived, and the days I sta­tis­ti­cal­ly have yet to live, along with my aver­age heart­beat for each day. So I was play­ing with the idea of pri­va­cy. Here’s this very inti­mate mea­sure, in a way. But I’m not wor­ried about shar­ing it because there’s not much you can learn about me from my heart rate.