[Bug 14086] When performing AJAX type queries, they are already asynchronous and already occur in another thread. However, I have found that parsing the XML reply and converting that to a representation usable by the javascript application can result in freezes to t
[Bug 26943] New: [Custom] Should attachedCallback/detachedCallback callbacks be called when element is added to / removed from shadom dom which is attached to a in-document host?