As a home user the OS thing is preference, some prefer Windows, some Mac, some Linux, etc.
Your post however raises a good point, and it certainly makes me form an opinion in a greater context. Thanks for making me think about this, genuinely - it’s good to have opinions challenged.
I am born and raised in London, and also spent some time living in Wales.
The pun is well understood, and obviously referring to the fungus as a tongue in cheek sort of humour. I find it more difficult trying to figure out how anyone here would be confused by that.