Authorities are investigating the suspicious disappearance of Naiping Hou, an elderly man from Southern California linked to a cryptocurrency fortune. Hou has been missing for nearly two months, with his family expressing growing concern. His son suspects that Hou may have been a victim of crypto kidnapping after discovering that his father's retirement savings were drained and his house was cleared out. Police have noted suspicious texts related to the case, and Hou is now believed to be a kidnap victim. The last known sighting of Hou was on Taylor Street in downtown San Francisco. Law enforcement and loved ones continue to search for him amid ongoing investigations.