[Adam Back Comments on Bitcoin Core V30: Bitcoin Is Not Designed for Spam] The final version of Bitcoin Core V30 has been released, with upgrades including expanding the OP_RETURN data limit from 80 bytes to 100,000 bytes. Blockstream founder Adam Back stated that Bitcoin was not originally designed for spam but is focused on applications such as financial transactions, smart contracts, and Layer 2 solutions. He criticized some individuals for falsely claiming that Bitcoin's parameters were designed for spam, arguing that such statements could pose legal risks.