On bumper cases

Does anyone remember bumper cases? For phones, or laptops? Steve Jobs offered them for free to iPhone 4 purchasers during the Antennagate debacle. I suppose you can still find them if you look but it seems their popularity peaked at that time. I guess this post is a bit of an addendum to my previous post on rubber bumpers . I’d be using a bumper case right now on my M5 MacBook Air, but I have yet…