I did a similar thing (with Bill Zeller and John Udell) as a ubiquity/twitter extension a couple of years earlier[1]... but in practice the low resolution of th

I did a similar thing (with Bill Zeller and John Udell) as a ubiquity/twitter extension a couple of years earlier[1]... but in practice the low resolution of the standard unicode caracters makes them just a novelty; the technique's been reinvented several times but hasn't found a niche. Even this font doesn't quite hack it for me - the curves are too wide to take in the time series at a glance. [1] http://blog.jonudell.net/2009/01/13/fuel-prices-and-pageviews/ http://blog.jonudell.net/2009/01/13/fuel-prices-and-pageview...