Pfhorslayer writes on the Postpose Software website that the development of Aquaduct Two, the Macintosh-based Xbox tunneler, is proceeding nicely:

We began the first phase of Aquaduct 2 beta testing this weekend. To keep feedback optimally useful, and to ensure that we don't release anything deadly into the wild, this first test won't be public. The answer to the Question that just loomed ominously over my inbox is, "No, we have plenty."

He goes on to assure everyone that it will be released as soon as possible.