I know it's not a security improvement. I did not say anything like this.
I figured after making the SSID visible to connect and make the NIC/MAC
known to my router, and then hide it again, MorphOS fails to connect.

I thought it might be interesting for others to know.

Now it seems i'm forced to make it visible all the time and i don't like things
being forced on me.

You're asking why i hide the SSID? Because i can