An interesting article, but I would be concerned about readability for newcomers unfamiliar with Proxies. To be honest, for the particular use cases mentioned

An interesting article, but I would be concerned about readability for newcomers unfamiliar with Proxies. To be honest, for the particular use cases mentioned here - why not use the object utilities in Lodash (which is well used, familiar to many, well documented, and battle hardened)? > we didn’t get around to implementing slices like array[1:3] What's wrong with arr.slice(1,3)?