The narrative approach of Bear in Eon consists of rapid-fire alternation of scenes and point-of-view characters.

The quick shifts also help to lend urgency to a plot about worlds in crisis, where races against time prevail. The breakneck pace not only frames races against time, but helps make up for the fact that most of Eon's characters are not fully rounded.

Critical commentary on Bear indicates that he typically has his characters embody his thematic concerns.

Eon's characters invite the reader to share their sense of awe about the Stone, of the impending doom and alienation after the various abrupt changes. Another way Bear conveys the immensity and wonder of the Stone is through the use of huge numbers. The inhabitants of the way number 100 million. Their vehicles propel them at speeds upward of 4,900 kilometers per second. Access is available to billions of alternate universes. Finally and significantly...