> Maybe adapting to internationalized (American at this point) English.
I suggest that in the highly unlikely event this is true that we (the rest of the properly educated British) hunt this person down and dispose of them. After imposing a number of spelling tests first, of course.
As an expat Brit who has been living with ESL speakers for over a decade and gotten sloppy on many of these things, some part of me lives in constant fear of exactly this eventuality.
Tamade doesn’t sound in anyway like a Chinese username (maybe Japanese phonetically, but that could easily be a coincidence), but I would let them speak for themselves.
> Tamade doesn’t sound in anyway like a Chinese username
Context is pretty much everything; the only Chinese username I can more or less reel off from memory is '基妮真特么老油条... sabibibi', and I may be forgetting parts of it, but certainly there's plenty of swearing.
I suggest that in the highly unlikely event this is true that we (the rest of the properly educated British) hunt this person down and dispose of them. After imposing a number of spelling tests first, of course.