The reality is though that he is not going to win a medal or cause any upsets - it just doesn't work like that.
Instead he should observe and learn as much as he can and try to feel as comfortable as possible in that environment.
Previous World Junior Championship 100m winners
Dexter Lee (Jamaica) 10.21 seconds
Dexter Lee (Jamaica) 10.40s
Harry Aikines-Aryeetey (GBR) 10.37s
Ivory Williams (USA) 10.29s
Darrel Brown (T&T) 10.09s
Mark Lewis-Francis (GBR) 10.12s
He will be rubbing shoulders with the likes of world record holder Usain Bolt, world champion Yohan Blake and former world champion Tyson Gay of the USA. He has to keep his eyes open to see what they do and how they handle themselves.
Gemili has already had a lot of exposure and, I know from when I went to my first Olympics in Moscow 1980 as 19-year-old, at first it all seems great.
But it doesn't take long before the next interview or press conference becomes a chore.
When he comes off the track after the heats at London 2012, he will be faced with an enormous mixed zone of reporters from all around the world wanting a piece of his time.
Does he want to spend an hour in there because he wants to come across as a nice guy? Does he want to do just the British press? Or does he do what his coach is telling him and get off that track as soon as possible to warm down?
People don't realise, but coping with those situations is all part and parcel of the Games.
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