Los Angeles-based Geni.com, the online genealogy site headed by former PayPal exec David Sacks, said yesterday that it has launched a new video sharing feature and exited its beta. According to Geni, the firm will now offer unlimited, free, and private video sharing for families. Geni also said that it now will allow users to merge their family trees. Geni.com offers a free tools which allow users to create family trees and history, and share those with families. The firm is venture backed by Founders Fund and Charles River Ventures.