> the term "HTML5" is widely used as a buzzword to refer to modern web technologies
This is because HTML5 includes elements like canvas, which is useless without JavaScript, but JavaScript would also be much less useful in the browser without canvas. So "HTML5" is a useful shorthand for what is made possible with HTML5-level browsers https://www.w3.org/TR/2014/REC-html5-20141028/scripting-1.ht...
> the term "HTML5" is widely used as a buzzword to refer to modern web technologies
This is because HTML5 includes elements like canvas, which is useless without JavaScript, but JavaScript would also be much less useful in the browser without canvas. So "HTML5" is a useful shorthand for what is made possible with HTML5-level browsers https://www.w3.org/TR/2014/REC-html5-20141028/scripting-1.ht...
Also this is post-HTML5 (HTML is now a living spec without version numbers), but the HTML standard now actually does include a bunch of JavaScript API specs, such as web workers https://html.spec.whatwg.org/multipage/workers.html#introduc...