Doing It for the Art: The Conduit started development without a publisher (meaning they had nobody to actually sell the game to stores yet) because High Voltage Software were sick of what they felt was other developers ignoring the Wii in favor of other home consoles, despite the Wii's overwhelming popularity across all demographics. From the interviews and the extensive soliciting of ideas and feedback, it's clear they were thrilled to finally get to do it for the art.
Refitted for Sequel: Unlockable Concept Art for the game reveals that one level set on an oil rig was planned to be in the game, but ended up being the first level of the sequel instead.