's latest vidcast - Nike+ SportBand, Mercedes, Mario Kart Wii

Tom Wiggins and Ruth Owen have been kicking up the dirt on the latest speedy gadgets from Nike, Mercedes and Nintendo. Tom cheers on Paula Radcliffe a

Tom cheers on Paula Radcliffe and cameraman Tim Bunn as they train for the London marathon with the Nike+ Sport Band personal training system. How will it compare to the Samsung miCoach?

Then your speedfreak tech journos tear down to Mercedes-Benz World for a spot of track racing. Tom tests his rally skills with the AMG driving experience on a slippery slalom course.

And Ruth’s on the mushrooms, doing a bit of virtual racing with the new Mario Kart for Nintendo Wii.

So race over to the latest vidcast…go!