The digital video giant (media-streaming, subscriber-hungry) needs time to digest Sandman's unusual viewership pattern. There are lessons to be learned here.Media-streaming veteranNetflix(NFLX-4.49%)may have to learn some new tricks. The company is taking its sweet time analyzing whether or not Neil Gaiman'sSandmanshould be re-signed for a second season, and the reason behind this delay points to an important issue: Netflix doesn't know what to do with this type of thought-provoking material -- yet.IMAGE SOURCE: GETTY IMAGES.The traditional binge-watching modelNetflix used to have a simple, clear-cut method for publishing original series. From good oldHouse of CardsandOrange Is the New Blackto contemporary fare such asSquid GameorCobra Kai, the company has consistently produced and publish