What are some real-world examples of companies that have successfully implemented smart contracts in their web applications, and what benefits have they seen?

There are several real-world examples of companies that have successfully implemented smart contracts in their web applications, and have seen significant benefits. Here are a few: 1. Walmart - In 2018, Walmart filed a patent for a smart contract system that would be used to track items in its supply chain. By using smart contracts to automate the tracking process, Walmart aims to increase efficiency and reduce the risk of errors or fraud. 2. Provenance - Provenance is a UK-based company that uses smart contracts to track the supply chain of products,....