Southern Television broadcast interruption

According to various sites, it was a hoax. The chapter in the book I’m reading, that mentioned it, didn’t say it was a hoax. They never found who did it.

So how can they say it’s a hoax?

Apparently they have an English accent. I didn’t notice. Sounds like they did what you can do on the Xbox in the past, disguise your voice.

If Aliens did it, they would have hijacked all TV stations.