Deletion of Trad jazz

Comment: Dubious nomination which doesn't offer a scrap of evidence or the |vaguest of waves at policy.  Here's an http://usir.salford.ac.uk/9306/1/trad_jazz_interviews_2001-02_PDF.pdf accessible paper which discusses the topic in detail
Stance: keep
Cited policy: Wikipedia:Manual of Style (WP:VAGUE)