* If the required arguments aren't present, we'll display a simple form to choose a recipient and a verb.
* parent is a special argument which let's you attach this activity as a comment to an existing conversation, which
* may have started with somebody else poking (etc.) somebody, but this isn't necessary. This can be used in the more pokes
* If the required arguments aren't present, we'll display a simple form to choose a recipient and a verb.
* parent is a special argument which let's you attach this activity as a comment to an existing conversation, which
* may have started with somebody else poking (etc.) somebody, but this isn't necessary. This can be used in the more pokes