By taking advantage of Drupal 7's many advantages, including the new Drupal Commerce, Radarearth.com has completed Heller-Highwater.com.
The client really liked the Marinelli theme, but needed some slight modifications to tailor it for their look and feel.
After carefully following the upgrade instructions from drupal.org to upgrade from Drupal 6 to Drupal 7, I dove right in.
Karen Stevenson from Lullabot also has an excellent article that provides some very good detailed help on the upgrade process as well.
Just in case you didn't get a chance to attend Drupalcon Chicago this year, all of the session videos are available from archive.org.
I just received my invite today from PHP Fog, and quickly set about trying out the service.
From their frontpage:
Reliable Cloud Platform.
There is an Ubercart Installation Profile available on Drupal.org