Journals still play the role of quality filters/QA, which is very important. While your typical Internet-only journal is going to be like Alibaba, a top journal

Journals still play the role of quality filters/QA, which is very important. While your typical Internet-only journal is going to be like Alibaba, a top journal like Nature is more like Harrods - you're not going to waste money by browsing through trash there.