while in the latter circumstance, they're able to get paid a commission from staking ETH and get paid extra RPL rewards from offering RPL collateral, amounting to as many as 6.36% APR for ETH and the extra RPL https://dev.to/cleopatramorris_d539d19ea/rocket-pool-the-future-of-decentralized-ethereum-stakingintroduction-1m2b