When a groundbreaking exploit hits a device, the most successful hacks that launch a scene, are the exploits enabling things such as un-authozired code / homebrew on the device with the latest firmware at the time the exploit goes public. As this is obviously when you have the biggest audience (end-user & developer's), In most cases the manufacture makes a quick update in the days / weeks to come, as Sony wishes to patch the exploit , however by then many people and outside news hubs are educated and well aware to stay on that firmware and as they look and await the firmware update that patches the expoit,