Crafters and Gatherers as full jobs is just one of the many many many many many things Tanaka said without actually thinking of how he would do it.

As of now I cant craft for more than an hour without falling asleep. I find it weird to see so many crafters complaing about the changes while every single crafting guide I've seen recomends you to watch TV or download a movie.
When the majority of the playerbase has to find something to entertain themselves while playing a videogame there's something terribly wrong with that videogame.