Not sure if one could purchase seeds for this one to grow themselves but at least one person here may be interested (way to much for me btw - I like warm and spicy food but not burning my mouth).
"Experts have pronounced a chilli grown in the market town of Grantham, Lincs, as the hottest in the world. Tests have revealed the "Infinity Chilli" to have a Scoville Scale Rating of 1,176,182 - hotter than chilli reportedly used in hand grenades by the Indian military."
Article at: http://www.bbc.co.uk/news/uk-12505344