Bob's Instagram account, @whataboutbob42 is real. In the movie, he talks about a photo from when he only had 4 unpopped popcorn kernels in a bag. That photo is there, and is interestingly dated at March 20th, 2021, more than three years before the film's release.
As with the Canadian films of her father David Cronenberg and brother Brandon Cronenberg, director Caitlin Cronenberg set this Canadian film in a generic North American setting with generic North American characters, instead of a definite Canadian setting with Canadian characters.