IknewD3wellenoughtodocoolthingswithit,butlikemanypeople,Ididn’tknowthebreadthanddepthofit,nordidIreallyunderstandthestructureoflayoutsandgeneratorsanditsotheraspects.IagreedtowritethebookasasortofgraduateschoolinD3,tobecomeanexpertinthelibrary,andtobecomebetteratdatav