China's first AI movie opened last week with more than 10,000 showings on the schedule. The night before it opened, at least two out of every three of those showings hadn't sold a single ticket. Presales were about $9,700, and the cheapest seat in China runs around $3. That's 3,200 tickets at the very most, spread across 10,000+ showings. The full run isn't looking much better. Dengta, one of China's box office trackers, projects investors will get back somewhere around 800,000 to 900,000…