Sibling names that differ only by case are valid but likely to collide once a tool transforms them (§5.1, "Tools MAY display a warning"). One warning is emitted per colliding set, at the group.
Sibling names that differ only by case are valid but likely to collide once a tool transforms them (§5.1, "Tools MAY display a warning"). One warning is emitted per colliding set, at the group.