How does Tom Delonge kept his receding hairline at the same place for so many years?

I mean.. it was clear he had a receding hairline since he was 21 at the band's first years: http://cfs11.tistory.com/image/31/tistory/2008/10/16/00/29/48f60c7250947 like in this picture (the middle one)





and now he is 33 and his hair is still good looking, he has long hair now to cover the receding hairline, but how he kept it from receding more?How does Tom Delonge kept his receding hairline at the same place for so many years?
Witchcraft