So we're back to a couple of comments above: suggesting that people actually upgrade firmware. An opt-in switch is merely convenience for the incredibly thin %

So we're back to a couple of comments above: suggesting that people actually upgrade firmware. An opt-in switch is merely convenience for the incredibly thin % that bothers with this kind of thing. And that % will actually be informed enough to not opt in. Come to think of it, that % will likely be informed enough not to buy this kind of device in the first place.