In the trailer, when the family opens the box to reveal AIA for the first time, it says, "Hello, World." This is a reference to the first program most people write when learning to code or starting in a new programming language. It's one of the most basic programs a person can write, and serves not only as a first step for novices, but also a confirmation that the development environment is setup correctly.
The title was originally written They Listen and hOMe
The first collaboration in 25 years between director Chris Weitz and actor John Cho following American Pie (1999).
The logo of AiA is almost identical to the logo of Doomsday Killer on Dexter