Leonid Radvinsky, the billionaire owner of OnlyFans, has died. He passed "peacefully after a long battle with cancer" at age 43, according to a statement from the platform published by Forbes. He was born in Ukraine, but grew up in Chicago.Radvinsky didn't create OnlyFans. He purchased it back in 2018, though is largely credited with transforming it from a niche website to a gigantic porn empire. The platform became so huge that reports have indicated that Radvinsky personally made nearly $2 million every day in 2024. His net worth at the time of his death grew to $4.7 billion, which had more than doubled since 2021.