Sublime

With more flexible blockchains or state machines, such as Ethereum, we are able to build economies directly into it. This is the great unbundling of money.

Another well-known potential solution is called the Lightning Network, which aims to do most transactions “off the blockchain” to avoid the fees and delays of transactions put on the blockchain. Each pair of people tracks their payments to each other on a digital scratchpad; they only “settle” their balances once in a while.