Oh I thought they were like dark gray robes . redgreen color blind usually tho it ' s the reds that are lost violet looks like a fancy blue to me . edit If a village has a library does it have to have a librarian somewhere ? Who is gonna buy all my spare paper . <| sep |> Did anyone notice that those conversations Arnold had with Dolores always start with him saying the words bring yourself back online , followed by the sound of a computer turning on ? In the park ' s present time , the hosts are not mechanical machines anymore and do not make any sound when brought online . Just watch any other interview conducted in the present time and you ' ll notice that . Considering this , I think it ' s safe to assume that the Dolores we see in those scenes is an early mechanical model that was used in the first years of the park .