Why Lulu or Little Snitch is not recommended?

[jerm]

Firewall section

It will help monitoring your internet traffic, point out any suspicious connections, unusual bandwidth consumption and if there are any non-consensual tracking/telemetry done or was introduced recently and to catch malware. Linux: Windows: macOS: Android: There are multiple options: AFWall+, NetGuard, Karma Firewall, Rethink. I don’t know which one is considered the “most” useful here, as I don’t have much experience with all of them. iOS: Lol no.

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