By oracknows on February 13, 2015. If there's one good thing about the ongoing Disneyland measles outbreak that is continuing to spread, if there can be a "good thing" about an outbreak of vaccine-preventable disease that didn't have to happen, it's that it's put the antivaccine movement on the defensive. They are definitely feeling the heat. Their reaction to that heat can range from ever more vigorously proclaiming that they are "not antivaccine" in a desperate bid to convince the unwary and those not familiar with the antivaccine movement that they are not antivaccine, all...