Instead of static poses, this feature would include specifically tuned for each pose.
Based on the title this file appears to be a 3D asset pack for Genesis 8 (G8) figures , commonly used in software like Daz Studio or Poser. Rude_and_Sexy_G8_-_Directors_Cut_Poses.rar
It eliminates the "plastic" look of 3D models. If a character is leaning aggressively or posing provocatively, their clothes and anatomy react naturally to gravity and tension, giving the render a "Director’s Cut" level of realism without manual tweaking. Instead of static poses, this feature would include