Midcore would tends to be routine. This is what separates them from casuals. Players in this category would:
Cap tomestomes for the week
Stay current in the story
Do roulette until capped or daily
Some players do Extreme for gear/ mounts

Once you dedicate enter content the involves studying, planning, and communication with progression track that scales like climbing a mountain. The point where the more energy you give makes it harder and more painful to give up because there is no guarantee you will ever clear. Then you have entered hardcore.