I've got an old 3G kindle (bought second hand). It's a feature I don't really think about until I'm out at the cabin and feel like reading a book I bought a whi

I've got an old 3G kindle (bought second hand). It's a feature I don't really think about until I'm out at the cabin and feel like reading a book I bought a while ago. Tada! Super cool feature, although I'm not sure I would have paid extra for it when I was considering a kindle initially.