Because perhaps he's got pissed off with taking the time to post a picture,for someone to leave a comment that they didn't need to that they didn't like it.
We don't all like the same thing but some people only like what they like.
And it's not the first time is it?
So there's the reason.
Yawn. Congratulations budo; you've demonstrated that you know how to use the dictionary. Your momma must be so proud!
And for the record, I though the last pic that Ibjorn posted was actually quite interesting. How other people interpreted the black leather is entirely of their own choosing. But it was nice to see that somebody had made the effort to post something a bit different.
You didn't give your opinion; merely a drawn out definition of your understanding of the word 'forum'. And surely you know by now, what my opinion is of those who feel they have to use 100 words when 10 will suffice........