Canadian Coca-Cola "Cobot" Promo Buttons: Apparently, these buttons were distributed only in Quebec, as part of some sort of Coca-Cola promotion. The association with the notorious "Cobot" is kind of mysterious. I suppose its possible that these were given out at promotional appearances made by one of the several life-size Cobots. As you can see, the above button features French text.

Here's a shot of the English-language version.