“…the Lightning Network’s interest income opportunity exists because a Satoshi provides a utility to the Network to facilitate the completion of payments. The more that our money is pegged to energy, the less we will look at innovations like Lightning that have utility as ironic and the more we will recognize these types of innovations as opportunities to unlearn what we thought we knew about money and that our income and savings should have always been pegged to energy.”

https://blog.encryptedenergy.com/lightnings-interest-income-opportunity-a-revolution-in-finance/