Actually, I agree with this. You end up with 5 straight pages of "hahaha" or "lol" or "Holy Shit!" being posted at the exact same time.
Yes, and not only does it cause database errors, it forces spam and unintelligent posts in an attempt to be the first to make the post. Essentially, it's good to have official threads but for the sake of actual discussions, new threads should be allowed to be posted on the forums as long as it's not "Did you see that?" and has meat to the topic.