Sherlock Homo
kiwifarms.net
- Joined
- Aug 28, 2018
Perhaps but it is certainly a received pronunciation accent given that he grew up on airbases outside of England.
Here is a selection of people from Swindon speaking ( https://www.youtube.com/watch?v=UjvfWk9ZXPI ) as you can hear from this the majority of accents are distinctly west country/ lower class. Carl says himself that his family are working class and so we can only assume that he developed this posh accent of his independently.
First guy interviewed has a kinda posh accent lul.