Some people say it's the worst thing they smelled and/or ate in their whole lifes..
It's "impossible" to open the cans inside. Everything will smell..
Once start eating the fish it is still very tough, but you can make it.
For me eating it pure would have lead to immediate puking, I guess.
Nevertheless it is a typical Swedish tradition during a short period in the summer.
recommended readings:
English: Wikipedia article english
German: Wikipedia Artikel deutsch
Also see the weblinks at the bottom of the wikipedia articles!!
