They could. The protocol also supports IP spoofing, so doxing could also be a thing.
For individuals, it is a time consuming and costly legal process, whether justified or not. For the law firm, it costs a few cents per letter, but they get a few hundred (or more) euros when some sucker pays.
In Germany and no doubt some other countries, private law firms can (on behalf of the copyright holders) request people's identity based on residential IP addresses and then send extortionist legal threats. Apparently an IP appearing on a public tracker can be enough to trigger it, without any confirmed data transfer.
VPNs are common and usually sufficient.
Neither one of the two links seem to support your two claims. I gave you the benefit of the doubt by assuming you pasted the wrong link(s). shrug.
Fix your link
The cops won't actually do anything, but you will have a case #. Theft is a crime, and crime should be reported.
What are your geographic constraints, if any?
She is just on someone else's payroll.
With apparmor, you could enable and disable profiles that could restrict access to files and paths by name.
For network traffic, it's possible to use dnsmasq to blacklist or whitelist some domains.
It's a trait of sociopathy (psychopathy?), I think. One tends to align oneself with the views of the other person (aka lying). And to survive a demanding role that requires one to form and hold and justify one's own opinions, he probably takes the lazy route and keeps the last persona until his next mental reset.
He is an imposter in his own mind, and we know it.
Heh. Tax returns and music should have been the giveaways, although I know someone who takes great satisfaction in taking every tax deduction they legally can, down to the last cent. :-P
TV and games sure, but embrace music - (try to) learn to play an instrument, and you will appreciate listening so much more!
What do you have against the project and the people behind it? It sounds personal.
There are plenty of non-commercial Linux distributions. Some managed better than others. Some generic, some with niches. OpenWRT is a favourite of mine.