Opensnitch is a great tool, and fits well particularly as part of a defense in depth strategy to secure your machines from telemetry and ads by including other

Opensnitch is a great tool, and fits well particularly as part of a defense in depth strategy to secure your machines from telemetry and ads by including other tools like adblock, no script, and hblock. I predict in the coming years the sorts of invasive surveillance capitalism we see today will in most cases become too economically unviable to be considered worthwhile outside a handful of closed ecosystems.