Anyone tried the White Hot Center theory?

I just found this very useful article for product growth. Not sure if anyone tested this idea before. https://nfx.com/post/finding-white-hot-center?utm_campaign=NFX%20Newsletter&utm_medium=email&_hsmi=258892013&_hsenc=p2ANqtz-8orPxZOKWlf4WJyDsLnBu3g3Wb5lF52qJlr-2l3Ig5D57mrzbl6sPjyAOqMu6zvZG74WUSd2tsPOdT3dhcSAuhJ34ewA&utm_content=258892013&utm_source=hs_email