Deletion of Eras of rock

Comment: the article appears to be a poorly sourced |content fork of information that already makes up the main body of the article Rock music. An article on the history of rock music would probably be an appropriate |spin out of the main article if it was improved and expanded but as it stands all the content of this article seems to be better presented elsewhere
Stance: delete
Cited policy: Wikipedia:Content forking (WP:CFORK||WP:SS)

Comment: Although the concept of the article is a good one, there's simply not enough sourcing here using sources recognized by Wikipedia (YouTube?), and this comes off too much on the side of . This is the only place I have ever seen reference to an "Emo Era" for example; Emo ''genre'', yes, but not an era
Stance: delete
Cited policy: Wikipedia:No original research (WP:OR)