The 21-year-old has not had much peace and quiet since the super run that gave gold in Beijing, not even today, when he in Hammarbybacken was surrounded by future humpback piste stars from the European Cup organizing club Värmdö Freestyle.
And Wallberg's gold inspires young people to continue investing.
- A lot, now I also want to take Olympic gold of course like Walter, says one of the children who is betting on hump, Ebba Tejle to SVT Sport.
See the whole feature with Wallberg from Hammarbybacken:
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The children are inspired by the Olympic gold hero