As one of those individuals who suffered an adverse reaction, I'm surprised to find this post in grey text at the bottom of the page while the parade of right-thinkers remains at the top.
When the majority starts to frame the debate as "crazy vs. not-crazy", and replaces a balanced, scientific and reasonable assessment of pros and cons with a one-sided ideology, it'll only serve to swell the ranks of the "crazies", since there's nowhere else for intelligent skeptics to go.
The anti-anti-vax thing has become a purpose for some people. Some sort of righteous cause over which they can smugly judge. It is an absolute embarrassment, and HN is certainly not immune to it (it hasn't gotten its anti-idiot vaccine).
When the majority starts to frame the debate as "crazy vs. not-crazy", and replaces a balanced, scientific and reasonable assessment of pros and cons with a one-sided ideology, it'll only serve to swell the ranks of the "crazies", since there's nowhere else for intelligent skeptics to go.