Index[A] [B] [C] [D] [E] [F] [G] [H] [I] [J] [K] [L] [M] [N] [O] [P] [Q] [R] [S] [T] [U] [V] [W] [X] [Z] validation testing value-add velocity 2nd vicious cycles working harder vs. working smarter virtual shipability virtuous cycles working harder vs. working smarter vision-oriented approach design in iterative development and organizational culture and visual validation tests |