

I think the Euro would primarily be for countries in the inner circle with exceptions made for microstates like San Marino or Andorra which already use the Euro. I’m not sure if adopting the Euro would provide much benefit to Canada. Membership in the European Economic Area (EEA, basically the single market), or some light version of the single market, might make more sense for Canada.
A modern day Mithridates? Italians should tread carefully around him.