I don't know if this is done in other countries, but Maori have been doing it for a long time, even though they never saw corn until Europeans arrived. I've seen it, and smelled it when I used to stay with Maori in Taranaki, but never got it near my mouth....still not interested.
http://www.stuff.co.nz/business/better-b...one-waitara-man
http://www.stuff.co.nz/business/better-b...one-waitara-man