outsideoftime·10 เดือนที่ผ่านมา·discusswhat about just making textbooks with random info that is useful, i.e. no textbooks only on biology. just add random pages on all topics that people should know
outsideoftime·10 เดือนที่ผ่านมา·discussfunny, that author knew back then what the world is like today? nanotech and nanobots everywhere?