Popularity is the product of two factors: (a) how compelling material you offer, and (b) how easy it is to access it. Host free pirated movies and users will flock to the site, even if it's difficult to use.
Jakob NielsenClear content, simple navigation and answers to customer questions have the biggest impact on business value. Advanced technology matters much less.
Jakob NielsenThe system should always keep users informed about what is going on, through appropriate feedback within reasonable time.
Jakob Nielsen