One person who pitched to me responded to my query about their objective of pitching:
A couple things - first, I'm hoping that you might see this ... as an area to write more about on your blog, given its importance to the .... Also, I wanted to bring your attention that there are issues with ... of these solutions that some vendors out there aren't being completely forthcoming about - for example ....I welcome your opinion and thoughts on this topic. How do you feel about reading 'pitched' stuff?
Again, just thought it might be a topic of interest to explore on your blog. If so, I'm happy to put you in touch with ... if you like.
BTW, I had interesting conversation on this topic with Jeremiah during my visit to HDS HQ. I will discuss this further in my follow-up posts.