     @data =
       users: {}
       _private: {}
-      _hprivate: {}
 
     @autoSave = true
     @ready = Q(@)

  #
  # Returns promise for object
  dump: ->
    @getall()

  # Public: get all the keys, optionally restricted to keys prefixed with `searchKey`
  #

  keys: (searchKey = '') ->
    searchKey = @key searchKey
    Q(_.map(_.filter(_.keys(@data._private), (key) -> key.indexOf searchKey is 0), @unkey.bind(@)))

  # Public: transform a key from internal brain key, to user-facing key
  #
