Railroads had enormous subsidies, too. This is how infrastructure is built, even in "capitalist" economies because it operates at the level of national security. Even to this day, passenger rail is not profitable, although freight is very profitable. So it wouldn't be surprising if "passenger" AI remains unprofitable, while "freight" AI becomes very profitable.

Pretty bold statement to say it's useless for most people outside of tech. Almost every "normal" person I know including my in-laws are using it regularly. It's becoming the go-to for asking questions rather than Google, Bing, etc.

And the privacy battle was lost 25 years ago. People don't really care if corporations know about their search history (Google), or their private lives (Facebook). You're beating a dead horse there.