You're quite the pessimist. I think the arts would do well to look at sports as a glimpse of their future. Machines are faster and stronger than people, but that hasn't had any impact on sports at all. Nobody's tuning in to the robot olympics.
For example, robot boxing: https://www.youtube.com/watch?v=rdkwjs_g83w
But it might also go the way of pottery, glass-making and weaving. They’re still around but extremely niche.
Most commercial artists are very much unknown, in the background. This is a different situation from sport