All is fair in love and war, and blogging too
This is for profit, not for creating literary masterpieces. I doubt that it will get anyone too much profit, but if they want to try, up to them. If their visitors think it's lame, then they don't come back and they lose on the blog's repeat traffic. It's not lame for a webmaster to try it though, if he/she thinks it might get them something in return, IMHO.