There have been a number of terms renamed since the original Beck book. Here is your secret DecoderRing.

* CustomerTest replaces AcceptanceTest replaces FunctionalTest
* ProgrammerTest replaces UnitTest
* ProjectVelocity replaced LoadFactor
* SustainablePace replaced FortyHourWeek
* WholeTeam replaced OnsiteCustomer

[Contributers: JeffBell, MattRyall]