Well, seen some folks posting about the pi-hole over on Discord.
For anyone that actually wants to get serious about it and other security base practices.
Some links with good info:
https://blog.cryptoaustralia.org.au/instructions-for-setting-up-pi-hole/
https://blog.cryptoaustralia.org.au/favourite-block-lists-cryptoaustralia/
Some block lists folks can add to the pihole:
https://github.com/topics/pihole-blocklists
A big block list one can add to their host file on the PCs:
https://someonewhocares.org/hosts/zero/
Also, there is IPFire as well that can do firewall and router duty.