They achieved their goal of digitising their family videos and allowing their siblings to view them in a coherent way, which they very likely would not have been able to accomplish without the help of AI. Not without like triple the time investment.
They aren't releasing a product here, it's bespoke software which serves the exact purpose they need it to. This is exactly what AI is good for.
A Linux user who’d never installed VLC was weird enough, but the part where they recreate youtube from first principles really strains credulity.