None of these complaints about excessive critiquing of Blu-rays should be construed to imply that no critiquing is valid. I've see the opposite extreme, with some people saying that people should quit "nit picking" and enjoy the "wonderful" BR experience, even with discs that are known to be...
No. And I don't think people are demanding perfection, either. They're just demanding what they know full well the studios are easily capable of providing with the format. It's not very different from the days when people wanted widescreen DVDs to be enhanced for 16X9 TVs. That wasn't a demand...