It describes a method for ethereum software to implement approved recovery requests and a standard format that all future requests must follow. (slaw.ca)
Buterin went to state that the next phase of the four - stage scaling proposal will be completed in «a month and a bit,» adding that development work will likely circulate on stateless clients, a type of ethereum software that does not need to process the complete history of the platform. (cryptotimes.news)
Every node (computer running Ethereum software) on the network stores a copy of this history (investinblockchain.com)