It’s not particularly fragile, the screenless Camp Snap digital camera. I know because I got it in my grubby mitts shortly after it blew up huge on Instagram last year. There’s no screen, no removable lens, no fragile pop-up flash. But it’s still a camera, and tumbling around unprotected inside a duffel bag or banged around on café tables is going to hurt the poor thing sooner or later. Camp Snap already had a fairly staid case in its lineup, but the latest one is entirely on-brand: a little, puffy sleeping bag, into which you tuck the camera. Camp Snap says the Sleeping Bag Camera Carrying Case , which is on pre-order for $30, ships “by the end of May.” I don’t know what calendar Camp Snap is looking at, because we’re already halfway through May. The end of May is right around the corner. So like your parent’s car on pickup day at sleepaway camp, the Camp Snap’s sleeping bag case will just burst onto the scene when you’re only half expecting it.…