Reading Time: 2 minutes The blockchain is commonly described as having three main layers. These include the original underlying architecture, protocols like the Lightning Network that improve functionality, and lightning finance (LiFi) apps and games. The following is more information on each. Layer 1: The Blockchain Layer 1 (sometimes abbreviated as L1) refers to the blockchain itself and its ...Finish reading What is Layer 1, Layer 2 and Layer 3?, only on the OpenNode Blog