We have been picked up by Cory Doctorow over at Boingboing.
So you may experience some slowness when voting for your favorite shed, unless you are voting from another time and dimension.
Their readers are fans of sci-fi and other geeky things so I recommended the TARDIS sheds to them, but remember of course you can vote for all sheds, not just the TARDIS, and have until the 4th July 2008, Shed Independence day.