https://utxos.org/uses/ Yes, you should check out the material at the link above. Specifically non interactive channels solve this problem of one sided opens, where the other party is passive/offline. On Mon, Jan 13, 2020, 12:42 PM Joachim Strömbergson via bitcoin-dev < bitcoin-dev@lists.linuxfoundation.org> wrote: > > Instead of using sidechains, just use channel factories. > > I am not familiar enough with the latest advancements in this field. Is it > possible using LN/channel factories to achieve off-line-like participation > user experience without previous registration with any kind of gateway > provider? For example, can you go online, join the network [somehow > instantly], generate address/invoice and then put it somewhere for others > to later use it when you are off-line? Can you also participate while being > off-line for very long periods of time without relying on third party > providers to secure your channels? If not, is using sidechains really > equally replaceable with LN/CF constructions? >