Definitely appreciate this a lot. I am sure he gets it reviewed by a few people who are closer to the metal.
This is a great way for him to be on top of all the technology that goes in his extremely technical company. Moreover, him understanding the details from the engineers, then writing a blog post about it, and then getting it reviewed by the engineers ensures that the blog post will be understandable for the customers, who are likely to be at (or slightly below) his level of understanding of this technology, not the engineers who actually implemented the thing.
This is a great way for him to be on top of all the technology that goes in his extremely technical company. Moreover, him understanding the details from the engineers, then writing a blog post about it, and then getting it reviewed by the engineers ensures that the blog post will be understandable for the customers, who are likely to be at (or slightly below) his level of understanding of this technology, not the engineers who actually implemented the thing.