[clemParis]

I had to google that as well. It seems to be an agile practice [0] that consist in gathering a developer, a product owner and a QA tester in order to produce acceptance tests using the format given/when/then.

[0] http://jonkruger.com/blog/2012/01/04/the-three-amigos/

[BerislavLopac]

Nice. I suppose the code is the singing bush then. And the end user is the invisible swordsman [1].

[1] https://www.youtube.com/watch?v=e9vPvHO8Kp4

[mhd]

Who came up with that, given that "three amigos" is a pretty well-known term for Booch, Rumbaugh and Jacobson?