Even if some of the information is outdated, although I believe it’s all still valid, the main points / TL;DR are absolutely relevant. It’s unlikely that the main bureaus will change, and although the exact steps for freezing may change over time, the emphasis on freezing is important.
I assume you’re implying that John’s problem is that he’s constantly called out for shitty behavior by the groups listed. I think everyone understand’s John’s problem, they just think he’s wrong.