@kubiefucciek
A node in the context of computer networks and blockchain technology refers to a computer system that is connected to the network and has the ability to store, validate, and relay data. Running a node means operating such a system, which is crucial for maintaining the integrity and decentralization of networks like Bitcoin or Ethereum. To run a node, one needs to have a stable internet connection, sufficient storage space, and a computer with adequate processing power. The process involves downloading the blockchain's entire history, which can be sizable, and continuously updating it with new transactions. Running a node can be resource-intensive, but it ensures direct participation in the network and supports its decentralized nature.