In the browser to build a interactive application
Real time networking apps
Click, double click, right click, mouse hour, mouse down, drag and drop, key press, key up, load, unload, resize, scroll, etc,.
Ecma script is a just specification, it s responsible for defining standards,
By reading a ecma specification to learn create a scripting languages.
Ecma Script [ES6/ES15]: adding a new features and improvements in ecma speciation, it has been launched in 2015
Abandoned (Lots of error)
6th Major change