I guess a lot of it is the commitment to 4 doors, 2 full rows of seating. For a long time I didn't understand why pickups were so popular (didn't pay attention

I guess a lot of it is the commitment to 4 doors, 2 full rows of seating. For a long time I didn't understand why pickups were so popular (didn't pay attention to cars at all), being so impractical for moving people -- until I realized that modern pickups are full-size SUVs inside, plus a short bed.