>>the ifsc's goal is to get to the olympics. hopefully we'll be on the shortlist in 2013 for the 2020 games. >>it's the easiest to follow because its literally the starting gun goes off... two climbers race upthe wall and whoever gets to the top first wins. >>reporter: like climbers chalk... it can be gripping stuff >>from the falls... to the silent pre-race pantomimes... >>they are mapping the route in their head. you have to do it like you are blind. >>the most important is here... inside... >>reporter: although incredible agility... problem solving abilities... and explosive strength are also rather useful if you wish to succeed in a sport not hanging around as it attempts to scale heights it's never rehed before. >>reporter: that's it for this week's world business. thanks for watching. we'll see you again at the same time next week. >> hi. i'm joav