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...
The norovirus strain GII.17 may have disrupted the seasonal pattern of outbreaks.
Portugal was the better side and the Germans are scrambling for answers.
Do not invoke the name of Jesus, do not invoke spirits to enter the body, do not believe anything Ch...
Typical conservative lies. She got where she is by winning elections. Actually winning them by getti...
Testing of ancient skeletons gives clues as to how diseases evolved as industry changed.
I’ve answered this in the past and Quora keeps deleting it. I don’t know why they see fit to delete...
Nearly every prediction about climate change by the alarmist activists has been wrong. Sadly, most o...
“That’s not real.” “You’re crazy.” “That’s just an excuse to be a sexual deviant.” “I talked to [ins...
China was treated like dirt by “Westerners’ for several hundred years. Their achievements, both cult...
The Joy-Con 2 controllers are snapped in place, the bigger, bolder screen is lit up, and Mario and f...
Well, no, not from everywhere on Earth, my friend. As many people have pointed out in the comments,...