I disagree. I think the article is one in a long series which show clearly that the guy is investigating some different aspects of refrigeration systems and has

I disagree. I think the article is one in a long series which show clearly that the guy is investigating some different aspects of refrigeration systems and has an appreciation for the historical development of the technology plus current issues. He's briefly summarizing current issues in an opinionated way, and I think he does a pretty good job. I think he perhaps has less insight in to other areas such as manufacturing costs and consumer appliance supply chain and logistics concerns. Government energy efficiency metrics can be gamed and do not tell the full story.