tl;dr:"A lot of years Postgres will have some big pillar or theme to the release." However, Craig wants to highlight how the little things are improving too highlighting improvements in JSON syntax, read only roles, psgl and query pipelining.
tl;dr:"Postgres 14 makes JSON even more user friendly than before. While I wouldn't recommend simply using the subscript format everywhere in your application due to it not always leveraging indexes, for casual querying it proves to be a big win."