Don't give up on the GCHQ idea. As a large public (in the business sense) organisation they will be hot on "reasonable adjustment" and possibly interested in the diversity of thought/opinions resulting from your horrible attack.
The Dark Ages was a time when the christian west consciously stopped learning. Fortunately the muslim world carried the banner for intellect for a century or two.
Will the new dark age posited be western only? Or wealthy middle-class only? And will some other group develop as we stagnate on a feed of AI generated listicles?
"Tommy Robinson is not allowed to open a bank account"? What? After multiple frauds and also declaring himself bankrupt he might have difficulty finding a bank willing to take him as a customer but I'm unaware of anyway of anyone banning him from opening one.