Live in domestic help is extremely common all across India. They probably think they did nothing wrong as it wouldn’t have raised any eyebrows in India.

You can use a bridge network or the host network.

In bridge network it is like a NAT host. With its own firewall settings.

In host network mode, it will just open the port it needs.

Eventually maybe. But it will be super tough to get to the leading edge, because by the the time they reach where the rest of the world currently is, the rest of the world will go a couple more steps ahead.

What companies like ASML have achieved are half a century of R&D that even if china just copy, paying no attention to IP, there are so many things to perfect. Things like the specialized mirrors and optics that are needed.

China can probably one day get to where the rest are currently in a few years, but to both manufacture and keep per unit costs down at the same time is not an easy hurdle to cross.