Assertion: whisper | /r/CapableOf | assign unique username
Facets:
value: to each user
type: TRANSITIVE-OBJECT
Source sentences:
text: Whisper takes a more common approach, assigning each user a unique username under which all that user's interactions are grouped.
text: Because Whisper does not collect personally identifying information or assign unique nicknames, Whisper may not be able to identify any particular user based solely on information pertaining to a public whisper.
text: Whisper assigns a non-unique nickname to each user.