Lines losing money is implying that the point of the lines is to make money. That is so staggeringly uninformed and capitalist minded it blows me away.

I will shock you by informing you most fish are bad at flying.

Turns out, that’s not what they were made for.

but as it is the Chinese high speed rail system is indeed a successful socialist(?)/socially-funded(?) intercity transit system.

It's funny to call America's highways socialist and then hedge your phrasing against China's rail system.

More genuinely, would you like me to go through the Marxian conception of socialism in a non-combative way? It looks like you're doing your best but just aren't familiar with the topic.