Did you know that in British Sign Language, he is signing the word 'cunt'.
It is funny (or at least, I find it funny) that news presenters, weather presenters, in short, virtually anybody on the telly with hands does this, presumably without realising what they are doing.
(MataChodeis investigating substitute activities on,
Sat 1 Feb 2020, 20:50,
archived)
Your observation makes me wonder just how large Brit cunts must be :)