I checked on my Win10 box where I am Admin and PrintSpooler is running.
This advisory aimed at Admins will be ignored by 99.9% of users. Especially those who like to print.
Sadly, true. Win10 users at home don't necessarily realize that they are admins, or that the spooler is running by default, etc.
> ...those who like to print ignore security issues
99.9%, as you said.