When British people write X after everything, are they being serious or trying not to be awkward?

I used to put xxx at the end of my statuses on Facebook. Then to be polite to my American associates...
I used to put xxx at the end of my statuses on Facebook. Then to be polite to my American associates...
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Mine is one that is out of the ordinary and pretty tragic. I expect a few rocks to be thrown, but I’...
William Beaumont was a 19th-century American physician who became famous for discovering how human d...
People can't get stuck inside a female dog. Male dogs gets stuck inside the female dog. You probably...