I happened to be in germany at the time, and the folks I talked to were under the impression that it was happenng there. That is not to say you are incorrect though.
As for the ingredient thing, while it is not the only thing in old fashioned anti-freeze, it is the primary ingredient. Much as flour is the primary ingredient in bread. It is also the stuff that makes it poisonous in the first place, so I feel my statement was sufficiently accurate.
Yes the number was small, yes they got caught, but that's because people were looking, and there were laws about what you could put in wine. If someone were to do that here with juice there is no mechanism for anyone to find out or even get them to stop, let alone prosecute them.
Lacking a governing body who's ability to simultaneously protect the populous and not sell us down the river we are left with classic lazze faire capitalism. Laazze faire (at least when spelled correctly, the speller on this phone it useless) means "buyer beware" so that's what I'm doing. It's a crappy way to run things from the perspective of anyone who isn't a paranoid sociopath, but for the moment it's what we got, so I am employing it thankyoverymuch.