Comment by camus2

> This code will just ignore the error. While it is expected that the runtime error would float up and terminate the program - that is what runtime errors are made for.

No, this behavior is consistent with how asynchronous programming works in JS.

    myDiv.addEventListener("click",function(event){
       throw "error";
    });

Nobody would expect that code to terminate a browser tab on error.

> This also makes writing tests more difficult because tests often use exceptions to indicate failure.

Then use async functions, problem solved.