The forum thread where this is discussed:

- http://bitcointalk.org/index.php?topic=40264.msg1000405#msg1...

The URL that is sent is a bearer code (spendable by anyone with access to the data). I question whether this approach, and consider another problem due to SMS being a channel controlled by the government here:

- http://bitcointalk.org/index.php?topic=90901.0

This appears to not be on AWS (some UK colo company I think?) Is there a reason?