Here's the breakdown of charting libraries OP is using * HighCharts http://www.highcharts.com/ http://www.highcharts.com/ * jQuery Sparklines http://omnipoten

Here's the breakdown of charting libraries OP is using * HighCharts http://www.highcharts.com/ http://www.highcharts.com/ * jQuery Sparklines http://omnipotent.net/jquery.sparkline/ http://omnipotent.net/jquery.sparkline/ * jQuery Knob http://anthonyterrien.com/knob/ http://anthonyterrien.com/knob/ Being a fan of data visualization myself, I find this work inspiring and would like to hear his thoughts on why those libraries over using either d3.js or Raphaël.