That is the best way to put it. Like you said, the author has the right to write and post it while the critics have a right to say something. That being said, I agree that it is a bit offensive.
There was once a fake of Britney Spears where she was tied up in something hanging from above with tons of feathers on it on all spots of her body (;)). I believe the caption said something like "Britney Spears could handle most of the troubles of being a singer. Getting tied up and tickled...
Not bad, but the camera sounds and flashes during the possum one are really annoying. My suggestion is that you just have them pose for that. The pictures don't need to be taken during the actual filming because they're just photos.
That has got to be the best tickle story I have ever read. It was the kind of thing where you know a little of what the end will be like. I knew that she would somehow get captured herself, but I had no idea about anything like the entire dimension and her being the missing patient. That was great!