Usain Bolt as you've never seen him before: disqualified, frustrated

100m men's final at the 2011 World Championships.

Some have questioned the wisdom of the "1 false start, you're out" rule.

Well, he still has the 200 and 4x100 to look forward to.

And he's still only 25, and the world championships's held every 2 years, not 4, so he still has a few opportunities to make amends.

His initial comments: "I have nothing to say right now"