Personal attacks aren't acceptable and you've been doing this repeatedly again recently (e.g. https://news.ycombinator.com/item?id=48522089)

We've had to ask you many times to stop breaking the site guidelines. If you keep doing it, we'll end up having to ban you. I don't want to ban you, so please fix this. It shouldn't be hard to make your substantive points without being an asshole.

https://news.ycombinator.com/newsguidelines.html

You could've at least checked my profile...

Problem is that using of own domain is creating huge privacy and cybersecurity risk since you can track all the person profiles across all the databases ever leaked.

Its nice as vanity item, but it's better not to use same domain across banks, online forums and porn sites. ;-)

Yeah, real hackers use a uniquely identifying domain that lets everyone in the world trivially trace all of said hacker's online activity to the same person.

There are no true scotsman