It’s as iconic a piece of attire as the ten gallon Stetson, the Indian sari or the kimono from Japan. Hell, it’s up there in the pantheon of Cool Things to Wear with Coco Chanel’s original LBD. It will forever be associated with Scotland, even though its origins are oft-disputed and prone to cause heated arguments. Men who wear it for the first time think they’ve suddenly morphed into Mel Gibson in Braveheart and immediately start banging on about ‘Freedom’. And it drives lots of women – including me – crazy at the thought of ‘What Lies Beneath’…