XP has reached a milestone: The heretics have arrived.-)
http://www.boldtech.com/XDlutz.pdf
describes something called "Extreme Delivery". Aside from associating a new name, they say (to my surprise),
It may be best to skip pair programming and 'test first design' in aproof-of-concept development effort.
I have no idea why they feel this may be best; I've send an e-mail message asking.
I've also informed them Mr. Cunningham's first name is Ward, not Ron.-|
What they have done is added a 4 week analysis and design iteration in front. Most everything else is the same as XP.