Game is being developed with controller first in mind (X360 pad on PC version demo'ed) because Carmack says, "...the largest chunk of our market's going to be on the consoles."
Gee, thanks id Software!
Furthermore, reading all the information on that website, one thought came to mind (apart from things to do with every single copy of Wolfenstein and Carmack's arse):
"Isn't that Fallout?"
- Chris C