A new study suggests that playgrounds that focus too much on protecting kids’ safety, can inadvertently stunt their emotional and psychological development. It certainly hits some buttons for this nostalgic merry-go-round enthusiast. Of course, as the article at The New York Times points out, there’s a line that must be walked between too safe and not safe enough. For example: Jungle gyms are one thing, going back to having concrete pads under the jungle gyms is entirely another.