Today, a freelance developer focused on Bitcoin and the Lightning Network, Super Testnet, unveiled his latest invention, Hedgehog, a protocol for asynchronous layer two bitcoin payments.

“This is a protocol similar to the Lightning Network,” Super Testnet stated. “And that it is a layer 2 for Bitcoin payments, only in this one, unlike the Lightning Network, the two parties don’t have to both be online, it’s asynchronous. One party can send the other money then they’re offline.”

One of the features of Hedgehog channels is its simplicity compared to lightning channels, according to the project’s Github. State updates in Hedgehog channels only require the sender to propose an update, which…

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