I haven't. 乂º◡º乂
I've never rubbed two sticks together to make fire either..
Now my whole world is upside down.
Hope that abacus can help you figure it out..
LOL... I do really like them...they look so mysterious...
I have indeed.
Oh have you?
Indeed I have.
In the Middle Ages...was it?
'Twas just after the turn of the century.