"Writing Arabic left handed is not allowed - as the hand is considered dirty."

That's true in other places, too. We know better, having been introduced to toilet paper at a young age.
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Steve, I too wear my watch on the right - gets it out of the way of the important things in life.
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Janie - thanks to the link for fried ice cream. We did have a party last night; I invited a left-handed friend and her husband over, and we had a pork chop dinner. Chocolate, not fried ice cream for dessert.