communication is essential to business making and it involves more than the ability to name your product, write a tag line or a press release. It's an intricate, rational and scalable effort and, let's face it, not anyone can do it.
This kind of title makes you almost invisible for search engines :D
Naturally writing 'poster hacks' would be a lot easier but then I would not be able to comment on this trend of "commenting" on already made artifacts. And since advertising seems to be one of the most accessible forms of expression, commenting on advertising is happening all over.
This one is my favorite - the original poster turns into that when the light turns on at night, but there's a whole list here