Editor’s note: This article looks back at the “Baby Snuggie” as a 2009 internet and product-culture moment. It is not a current baby product recommendation. Parents and caregivers should follow current infant safety guidance and use only age-appropriate products as directed. The late 2000s were a special time for strange comfort products. The Snuggie had turned a blanket with sleeves into a pop-culture joke, a holiday gift, an infomercial hit, and a surprisingly clear design reference. Blogs were hungry for odd products. Anything cozy, awkward, or easy to explain in one headline could become part of the daily internet conversation.…