Agreed that it still seems decently hard to find if you aren't looking for it. Though the tone of the blog post made a lot more sense to me when I saw the over-top-top title of the article[0] it's responding to: 'Analysis of a New, Nearly-Impossible-to-Detect Linux Threat':
[0] https://intezer.com/blog/research/new-linux-threat-symbiote/