> Look at how Brazil introduced their last currency, they understood this and had the balls to fix it.
This was the topic of a recent HN posting, IIRC, but I can't remember the discussion article. In any event, for those watching at home a relevant Wikipedia link to begin your spelunking: https://en.wikipedia.org/wiki/Unidade_real_de_valor
Ha! I remembered commenting in that old thread (it was a good one) and was going to go digging too when I read your "but I can't remember", but you found it. :)