Yeah, I have added the ansible trace to the exception, resulting in this kind of output in the event of an error, what do you think? Only a single plugin's playbook output is shown, not all of them if previous ones passed:

![Screen Shot 2013-02-13 at 11 37 02 AM](https://f.cloud.github.com/assets/453297/153784/290798a6-7604-11e2-95ec-3cf4add7d570.png)