[s1e5] Received Pronunciation -

The producer gasped in the booth, but Arthur stayed still. For the first time in his career, he felt the absurdity of his own vowels. He realized that for every "received" word he uttered, a thousand other lived experiences were being "un-received."

He leaned back, clicking his microphone off for the musical break. He didn't correct Jax’s posture. He didn't mention the gum. Instead, he asked, "How do you say 'home' where you’re from?" [S1E5] Received Pronunciation

"I was taught," Arthur said, drifting from the script, "that to speak this way was to be clear. To be universal." The producer gasped in the booth, but Arthur stayed still