- *Built to Last* - Collins and Porras - *The Ruby Programming Language* - Flanagan and Matz - *_Whys Poignant Guide to Ruby* - _Why the Lucky Stiff
Regarding Built to Last make sure to check out how visionary the companies profiled later turned to be.
But I think there is still some good lessons to be learned - especially when contrast with Positioning. Knowing that Sony's first product was a rice cooker, and HP fumbled for ideas (a bowling gutter ball detector?!?) is oddly comforting.