By Gustavo Turner A brief statement from OnlyFans revealed on Monday that company owner Leonid “Leo” Radvinsky had “passed away peacefully after a long battle with cancer” three days earlier. The statement was typical of the low profile the 43-year-old Radvinsky had cultivated since his very beginnings as a serial entrepreneur in the “wild west” years of the online adult industry in the late 1990s. But although to mainstream reporters he could be an elusive and opaque figure — the Reuters obituary led with “secretive billionaire owner” — in the close-knit world of the adult business, many remembered him fondly and with reverence as one of their own. “Across his many ventures, Leo forever changed this industry in a positive way and put the power of production in the hands of the performers,” veteran industry stakeholder Dan Leal told The Hollywood Reporter.…