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"Replaying a Wave gives an even more tangible and reliable feeling for the history of a relationship," Herring explains, compared to the way email threading and sorting quickly breaks down, hiding chronology.
Replays may also improve our ability to know the intentions of others – a capacity called theory of mind that is central to the way we communicate. Different communication methods provide different types of evidence that is used to create such models. Because Wave provides multiple ways to transmit that evidence, it may make it easier to model others' minds. "Watching a Wave replay could help people to imagine what was in the minds of others," says Watts.
