A fairly recent scope into technology, robots with personalities and holograms acting as people have existed for a few centuries, but creating a moving physical face with microexpression proved difficult for a while.
Androids are only about 25 years old in total from creation and perfection to current day.
Androids started as a venture into military technology by the Averian government in an attempt to make something the public wouldn't be scared of, but after several attempts to force the AI into a specific box (and failing) the government was pushed to come clean by employees and leakers.