According to the source, Bitcoin staking has launched on Ethereum Layer-2 Starknet with STRK incentives. According to the source, the rollout creates a new BTC yield venue on Starknet directly tied to STRK rewards, making STRK the most immediately exposed asset to the program. According to the source, traders should monitor STRK spot and perpetuals liquidity, funding rates, Starknet TVL, and BTC inflows to Starknet as incentives go live.