Second, a Bitcoin development lab, has officially launched Bark — its implementation of the Ark protocol — on the Bitcoin mainnet, opening up self-custodial bitcoin payments to developers and everyday users alike without the complexity traditionally associated with Lightning Network or on-chain transactions.

Bark is built on the Ark protocol, a layer-2 solution that allows large numbers of users to share on-chain UTXOs via trees of pre-signed, off-chain transactions, spreading fee costs across participants while preserving individual self-custody. 

Unlike Lightning, Ark requires no channel management or liquidity pre-allocation, addressing pain points that have long kept…

Read more on BitcoinMagazine