The article[0] linked to in the above blog post appears to offer a more in-depth legal analysis. Also here[1] is the actual decision.

Current Hacker News threads linking to the Washington Post article:

https://news.ycombinator.com/item?id=12087407

https://news.ycombinator.com/item?id=12089068

[0]https://www.washingtonpost.com/news/volokh-conspiracy/wp/201...

[1]https://cdn.ca9.uscourts.gov/datastore/opinions/2016/07/12/1...