When you copy /home make sure you get the “hidden” files. They start with a “.” and some programs ignore them by default. That’s also where most configuration files are.

Check out rsync -avz

This is a good post.

As for why people don’t like systemd, it follows the kitchen-sink approach to software and does a lot of things at once.

For people new to Linux I just want to point out - for better or for worse this goes against the Unix philosophy.

Write programs that do one thing and do it well. Write programs to work together. Write programs to handle text streams, because that is a universal interface.