Quote Originally Posted by firebird77clone View Post
R.S. I can't argue that point beyond that the ignition switch failed, so I'm torn.

Electrical components fail. Used to be that many could be taken apart and cleaned/repaired, but no so in this throw away society.
Adding a relay to protect a relay or switch is redundant unless you're dealing with a very high current situation which is not the case in your situation. Finding a quality replacement ignition switch is the challenge. NOS is your best bet.