No, that’s not a typo!
Apparently there’s a deaf-blind man rides a quad bike with a 1100-cc Super Blackbird engine.
This man, Graham Hicks, apparently set jetski speed records in the UK, set the worldspeed record on a quad bike, and became the first person to jet-ski from England to Holland.
He has a pretty positive attitude about his deafblindness, as evident in this article, where he says:
On a lighter note, I can sleep through a thunder storm and when my partner is snoring! And I can concentrate on what food tastes like instead of its colour!
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