Deletion of Karl Koch (musician) (2nd nomination)

Comment: I have been unable to locate significant |reliable source coverage to to establish notability.  Some of the difficulty  in locating it may come from fact that there is a German hacker with the same name that turns up for most topic specific searches around technology/webpages/etc.  I also tried music based searches though and had similar difficulty locating THIS Karl Koch
Stance: delete
Cited policy: Wikipedia:Reliable sources (WP:RS)