French Keyboards

I was going to go back and correct all the typos in my last post but have decided instead to leave them to remind me of the difficulties of typing on a French keyboard. As with many things, the French seem to be determined to have their own version. I can see that you need to have keys for accents but what's wrong with the qwerty layout? Why swap Q and A - there's a question. Why have the added complication of having to press shift every time you want to put a full stops? Don't they like full stops? And as for finding the key for @..... after trying every combination of keys I could think of I had to give up and ask the owner of the internet shop.