Japan-based startup Nayuta has released what it says is the first lightning network wallet with a built-in bitcoin "full node." Lightning is the scaling technology trumpeted as the future of bitcoin payments. With the new Nayuta Android app, users can tap into the new payment system in one of two ways: by using the baked-in bitcoin "full node" for added security or they can switch to a "SPV" version (Neutrino), which isn't quite as secure, but takes up much less space on the phone. Nayuta claims it is the first developer to add a full node to its wallet, making the esoteric sovereignty-preserving ... (full story)