I agree. I don't mind reasonably long posts, but if you're going to do so, PLEASE USE PARAGRAPHS!
[:O]

I didn't even think of that.
Organization is important, or it just looks like letter soup.[xx(]
Brevity is beautiful.
On the other hand, some thoughts are simply too complex to present briefly and comprehensively.
It takes focus and a clear understanding of what you want to say in the first place, and at least some mastery of the written language to write an effective post. A writer must have the ability to communicate clearly and effectively, with as little drift and confusion as possible. I find writing a post and then EDITING it to be very helpful, which I doubt many posters here do.
Of course, it works both ways. A reader who has trouble comprehending what he is reading makes communication just as difficult as an incompetant writer.
I have a problem.
My problem is with extremely long posts. Big lines of them, making you have to scroll a half of a mile to get to the bottom of the page, and making you feel like you're missing out on a lot of info, because you just don't have time to read SO, MUCH, TEXT!
Some things take a long time to say, I know. It's just...
[xx(]