What is Samsung Galaxy S IV main feature and how to transfer my DVD collection

videos to it? Since long ago, all about Galaxy S IV should not be called rumor anymore, because Korean media have long exposed the configuration of new Galaxy S4, which was further leaked later on. However,I still wonder why so many guys and girls holds of this kind.Which aspects attract them so heavily? Also when it comes to dvd collection,I need to convert some videos or movies to this phone.As my girl friend just have got this kind and want to enjoy on phone whenever and wherever.What should I do with this?