Board Thread:Support Requests - Getting Technical/@comment-5079375-20130128094824/@comment-5209426-20130130225120

VisualSpellCheck has no UI so there's no simple way to tell if it's working without the JS console or inspecting the page DOM. Since he's loading AJAXRC after VSC, and that script does have visible UI elements, it makes a decent litmus test to see if the JS is broken or not.