Something "easier" to use is going to be like Excel, injecting errors into your plots as if your computer was possessed by the devil.
(Like that time I gave a talk to a conference in NYC, came back to Ithaca, and then a web designer with an eye for detail saw my charts were wrong right way...)
(Like that time I gave a talk to a conference in NYC, came back to Ithaca, and then a web designer with an eye for detail saw my charts were wrong right way...)