I was responding to your post:
“They developed a lot of protocols about how babies should be positioned, bedding types, etc.”
And simply citing government stats demonstrating the temporal proximity between SIDS and baby jabs.
Your last sentence tells me plenty about your rationality.
I was responding to DallasBiff, regarding SIDS in the 60s and 70s. He/She seemed to believe it just ‘disappeared’. It didn’t just ‘disappear’; precautions against it were developed.