Protected Players + some quick editing = clientside player protection
If you change some small things, you have a close-to-foolproof ban immortality script. Some more tweaking after that, you can make it look like you DID get banned.
...or, if you want a completely fool-proof script, use an automated script that unbans your ID/IP address.
...but you didn't hear this from me. I'm just saying this isn't hacking.