What is Ethereum light node? Ethereum light node protocol is big step towards bringing the Ethereum client to small devices with limited hardware resources. Details of light client protocol can be found at GitHub. Go-Ethereum or Geth 1.8.1 has an experimental implementation of light protocol. Lets have a look in detail. Installing Geth First you need to install geth. You can follow the instruction here about geth installation. $geth version Geth Version: 1....