>As long as something keeps working, and you're equipped to go digging if and when it's necessary, it's fine to not understand or know how something works How

>As long as something keeps working, and you're equipped to go digging if and when it's necessary, it's fine to not understand or know how something works How do you know it's working if you don't understand it? What's preventing some admin socket to be activated, is the firewall good, etc