An article discusses Cardinal, a Bitcoin–Cardano bridge that uses MuSig2 and BitVMX to enable secure, programmable interaction between the two ecosystems.
The biggest appeal of the Bitcoin mainnet is its security. But that security assumption depends largely on the economic incentive that Bitcoin miners get. With Bitcoin halving events making mining rewards increasingly scarce, those incentives are at risk, with miners now only able to earn a sliver of transaction revenue.