I just noticed a pleasant surprise with the way attachments are now handled in the forums. Previously, when you uploaded attachments, they were just all placed at the end of your message. Now, after you upload the attachments, you have a new button labeled "Place inline" that will let you put the images anywhere in your post.
Here's an example. I just uploaded two sample pictures.
The first example is right here:
And this is the second example:
Cool!