We now know that Bumblebee has the most fan service of any of the live-action Transformers movies so far, with familiar characters like Shockwave, Soundwave, and Starscream appearing on Cybertron in forms that look more like their vintage toys than ever before. But how did they decide how deep to delve into the vintage material? Were there any worries about alienating more casual fans? What about potential conflicts with the existing universe and appearances already established by Michael Bay?Nerdist's Danielle Radford had the chance to talk to director Travis Knight, previously best known as the head of LAIKA studios, at the Bumblebee press day about his decisions regarding Transformer continuity. Handed a massive, doorstop-sized bible by Hasbro when he got the job, Knight had to decide which parts would fit the story being told, and which could wait for another day.