This right here is the story of Apple basically letting an important market get away because it wanted to do everything in house.
The Mac Pro is useless for most people because Apple wants to sell you an appliance and the industries that could benefit from it want to manage a kit.
They need to cut the price in half if they expect to sell any of these.
https://www.theverge.com/23770770/apple-mac-pro-m2-ultra-2023-review