Seriously, though, stereotype subversion always courts the same problems: that there are some who, as you say, won't "get" it. I've done it several times on this board and people have taken it the wrong way (because, essentially, the "joke" is an in-joke, not really designed to be understood by all).
I don't see what's wrong with the cover.
...dot com bold typeface rhetoric. You go clickety click and get your head split. 'The hell you look like on a message board Discussing whether or not the Brother is hardcore?
