Here's a fun one: TCP sockets can connect to themselves if you bind to an ephemeral port: https://sgros.blogspot.com/2013/08/tcp-client-self-connect.html https

Here's a fun one: TCP sockets can connect to themselves if you bind to an ephemeral port: https://sgros.blogspot.com/2013/08/tcp-client-self-connect.html https://sgros.blogspot.com/2013/08/tcp-client-self-connect.h...