reading The Mythical Man-Month

I've go very slow because i was always distracted. And because my poor English, I can't study this book without my computer

some note
1. about the schedule of programming(p20)
1/3 planning
1/6 coding
1/4 component test and early system test
1/4 system test, all component in hand
and the delay of rear process will be a disastrous. we will not have enough time to delay our dead line. And the cost-per-day at the end of the project is highest.