When drawing multiple items at once, they could be grouped in history, to keep history simpler and shorter.
For games in which drawing order or effects of individual draws are important, the user can draw items 1 by 1. A grouped history wouldn't get in the way of drawing 1 by 1.
BGG comment: https://boardgamegeek.com/thread/2973974/article/41531047#41531047
When drawing multiple items at once, they could be grouped in history, to keep history simpler and shorter.
For games in which drawing order or effects of individual draws are important, the user can draw items 1 by 1. A grouped history wouldn't get in the way of drawing 1 by 1.