It's not like "free" advertiser-supported services are anything new.
We've been watching advertiser-supported television for a very long time.
Who pays the freight otherwise? You're running this place as the sidecar of a paying job. How many other people can do that?
My system peels about forty tracking cookies out of itself maybe once a week. I don't know if it's missing the more sophisticated ones. I keep out of any link that demands "authentication." It's not perfect, but it works for me.