Great video here on the team's plan
The article doesn't mention that the winning Canberra time are open sourcing everything they do. In other words, their competitors next year will be able to build on another team's winning entry this year.
There is a great talk on the team's preparation by Andrew Tridgell of Samba fame at
http://www.youtube.com/#/watch?v=ML__e_ZcWiQ