It proves that vaccines don't work, because why vaccinate your child if you think that they are actually going to catch the disease anyway.
When you go abroad and you have a vaccine for a disease thats all around, do you not go because you are afraid of the people who live in that country that is infested with that disease.
Vaccines either work or they don't. You could be on the tube with anyone from any country who could be carrying it. Adults can have the measles who have immunity that has waned from childhood vaccines.
In my opinion that article was just to the start of a larger campaingn to attack those who choose not to vaccinate.
Breastfeeding protects children from so many infections, should I keep my child away from formula fed children as they could have an infection that mine are protected against by breast feeding - no- because its utter non-sense.
Its about engneering social guilt, trying to imply that you are not in the crowd, that you will be 'persona non grata'. Well that poor kid at the end of the article is better off away from that kind of fear mongering.
People go out and have unprotected sex all the time, if they catch HIV then they are to be included and loved, we must not treat them any differently, and we all know what to do to avoid HIV.
Vaccinate or dont vaccinate, just keep some perspective.