Imagine having to find something in Harry's bag, which was placed in Hermione's bag, which was placed in Mary Poppin's bag, which was placed in the tent, which was placed in the TARDIS... That would probably take hours.
Imagine having to find something in Harry's bag, which was placed in Hermione's bag, which was placed in Mary Poppin's bag, which was placed in the tent, which was placed in the TARDIS... That would probably take hours.