here's the video i did about the drill itself, with some links in the description:

http://www.youtube.com/watch?v=ymcL7hlZuS0

and here's some more links:

http://www.offthegridnews.com/2013/11/07/walmart-safeway-others-unplugging-from-unreliable-power-grid/

http://www.offthegridnews.com/2013/09/02/walmart-and-other-big-businesses-prepare-for-downed-power-grid-with-alternative-energies/