Immutability is Changing: From Immutable.js to Immer - ForwardJS 2019

The need for immutability in JavaScript isn’t obvious, but Immutable.js swept the Javascript world in 2015 when it enforced a stricter, more functional approach to code without any need for deep comparisons. Then Immer was introduced in 2018, and took the Javascript world by storm. What's different? What's better? And what do ES6 Proxies have to do with it? Delivered at the ForwardJS Web Technology Summit January 24, 2019