My friend, actor Ed Flay, nailing it:

They're certainly mired in a fictional England of the 1950s.

Ask what they last ate too!

British culture is as varied as the British are, so you cannot pin it down or teach it as one. But what Jenrick & Co mean is THEIR culture. Not yours. Nor anyone else's. Just theirs. Versteht ihr, Bauern?

He really has, perfect!He really has, perfect!

When they say culture what they mean is 'Any of those 1970s racist sitcoms'

Fucking. Yes. That. All of it.

Brilliant and spot on

Honestly, glorious technicolor?? First thing the Brits need to fix in their head is that superiority trauma.

You’ve got to be mistrusting of anyone who doesn’t cherish the arts

It's obvious this bunch would prefer Top Gun to anything by Powell and Pressburger.