"0.11 is a much more performant and operable runtime than Kiji 0.10. However, through this work we identified a practical strategy for making an even better, fully-generational version that would apply well to Ruby 1.9. Time will tell if we get to implement it."

"…In my reflective mood, I’m wonder- ing, was its advice correct at the time, is it still relevant, and do Istill believe that metrics are a must for any suc- cessful software development effort? My answers are no, no, and no."