Then I wish all advertising were like this. It's very informative and provides a solution rather than just pointing out the problem. I hope this page ends up ranking highly in search results because there are a lot of incomplete Dockerfiles employing questionable practices that sit at the top of search results and proliferate due to cargo culting.

It's a technical post on a company's blog. (which contains links to the company's products, but I didn't feel advertised to) Like thousands that have been posted on HN over the years.

its an ad: https://pythonspeed.com/products/pythoncontainer/ Production-Ready Python Containers is getting closer to release, but it isn’t quite ready. So sign up below to get notified when the template is available for purchase.