"Rich Jews are in control of media" is a bigoted stereotype that saying "we wouldn't have heard about this except for rich Jews" runs afoul of.
Here are some pages that will let you know of the various anti-semitic tropes you referenced in your post as well as some reasons the Holocaust is unique amongst all the disgusting genocides:
http://en.wikipedia.org/wiki/The_Holocaust http://ww2history.com/experts/David_Cesarani/The_Nazi_hatred... http://www.simpletoremember.com/vitals/Why_Do_People_Hate_Th...