He's just a Brit, writing in a style we write in. Sweary, comical, red-top. The Register did it for years.
I'm not a Brit, but I do enjoy British culture, including writing. I haven't been able to read any of Ed's rants to the end despite generally being on the cautious side towards LLMs
I don't think you know what "gooning" means. It's edgy Gen Z slang and has nothing to do with being British.