Peoplecometodatavisualization,andD3particularly,fromthreedifferentareas.ThefirstistraditionalJavaScriptdevelopment,wheretheyassumeD3isachartinglibraryor,lesscommonly,amappinglibrary.Thesecondismoretraditionalsoftwaredevel-opment,suchasJava,whereD3ispartofthetransitionintofrontendor