Troubled Stable Diffusion maker Stability.ai has finally named a new CEO as part of a turnaround plan that will see new investment and a star-studded cast of billionaire investors join its board. The new CEO is Prem Akkaraju, who stepped down from his post as CEO of famous digital effects company Weta Digital (now Weta FX) in May 2022. But somebody clearly believes in Stability.ai. Joining the board will be Sean Parker, co-founder of MP3 music icon Napster. He was also Facebook’s first president, a role in which he was portrayed by Justin Timberlake in the 2010 movie, The Social Network. Also …