There was a time when Javascript was confined to the browser, much like Ebola was confined to a laboratory. The lab, like the browser, was a dangerous place. One could only enter after donning protective gear in the same way one must use JQuery. But those days are gone.
Ebola has escaped the lab. It's infected thousands of people in West Africa and literally billions of people in the United States. Likewise, Javascript has escaped the browser and runs on our servers and threatens our children.
It's too late to stop Ebola, but it's not too late to stop Javascript. All we need is a Javascript vaccine...