Well said. I was just about to write the same thing in my post!
I agree 100%. With a handful of devices on the market there is no agreed upon dictum of what constitutes a 'tablet'. And what does classificaiton matter -- I mean really? If it does the job, it does the job. Were we rating a conglomerates marketing efforts, this argument would have some weight, but in a device review, it's miles off-topic.