If you are writing code for nodejs, none of the other engines are relevant. If the overwhelming majority of your users are using chrome, then v8-specific optimizations aren't a bad idea.
On the issue of the list, most of the guidelines here apply here and in every other engine. For example, I doubt a future JS engine can optimize `arguments` abuse while preserving ES5 semantics.
If you are writing code for nodejs, none of the other engines are relevant. If the overwhelming majority of your users are using chrome, then v8-specific optimizations aren't a bad idea.
On the issue of the list, most of the guidelines here apply here and in every other engine. For example, I doubt a future JS engine can optimize `arguments` abuse while preserving ES5 semantics.