No, as knee-jerk reactions to a single facet of an outlier event are absurd.
As an comparison, your highlight of child porn is due to the actual harm of actual abuse - the thing is banned because it cannot exist without traumatizing and abusing children. Your highlight of an outlier shooting is really the highlight of the potential harm of a future event - the thing might maybe be used for harm.
Most of us don’t live our lives in terror of inanimate objects or overrepresented and oversensationalized events.