Guide to Arbitrum and setting up Metamask for Arbitrum

Arbitrum is a next-generation layer-2 for Ethereum.

A layer-2 solution supports scaling for Ethereum by facilitating transactions through off-chain means before bundling and submitting them as a single transaction to the base layer.

This means that transactions on layer-1 Ethereum will not be bogged down by huge amount of transaction requests.

The use of roll-ups have quickly become the de-facto solution for scaling Ethereum on layer-2, as they have the ability to run smart contracts…