I recommend people having a look at this:
https://forums.macrumors.com/threads/325737/
There might be a reason for long restarts.
So, I did a reboot by holding
+ V and it booted in about 20-30 seconds. It flew through the text and the next thing I know, it's all ready to go. I haven't restarted in regular mode to see if it's any faster, but I thought it was interesting.