BTQ launches Bitcoin Quantum testnet on Jan. 12, 2026 with 64 MiB blocks

BTQ Technologies launched a Bitcoin-like Quantum testnet on Jan. 12, 2026 to evaluate post‑quantum signatures such as ML‑DSA. The network lifts the block cap to 64 mebibytes (MiB) to accommodate signatures roughly 38–72 times larger than ECDSA. It highlights risk concentration in legacy output types and address reuse.