Earlier quoted context omitted.
What happened to the HN rule of "interpret everything with the most positive interpretation possible", when this is the top voted comment ? It seems pretty obvious that the author doesn't intend to coerce anyone into doing anything.
It seems pretty obvious to me that should means should. Pro tip: if you don't mean should, don't write should.
Avoiding reasoning about the nature of your beliefs (and why others might be subject to those beliefs) is a weakness in thinking.
"Should" is also the easiest way to create a clickbait headline to argue about because there are so many individual interpretations and following justifications of "should".