It doesn't, though. It mentions sids a lot but then quotes a doctor to say the research is unclear. Other countries experience sids at reduced rates but its not clear if thats because of bed sharing, and there's no evidence in the article one way or another.
If they want to point out potential harmful behaviours, they should do that, and then they would get called out on doing so with little to no evidence. Instead they went with "weird" because they have no argument per se.
If they want to point out potential harmful behaviours, they should do that, and then they would get called out on doing so with little to no evidence. Instead they went with "weird" because they have no argument per se.