Warner Bros. Exec Thinks Theatrical Windows Still Important To Streaming WarnerMedia CEO Jason Kilar says the movie industry is in "experimentation mode." WarnerMedia CEO Jason Kilar says the movie industry is still in "experimentation mode" on theatrical windows, according to Variety. Speaking recently at the 2021 Morgan Stanley Technology, Media and Telecom Conference, the executive's comments adds a bit of clarification and also an asterisk to the sudden announcement from Warner Bros. in December that Warner and Kilar's stance on exclusive theatrical release windows, it should be noted, is in stark contrast to Netflix and product chief Greg Peter's view: The latter