First oil change with magnetic plug

[gomarlins3]

I switched to the LM spin on filter adaptor and added a magnetic oil pan drain plug last year and recently changed my oil and filter. This is what I found on my drain plug:



When I wiped my finger across to see what it was, this is what was on my finger:


The plug after being wiped off:


I don't know what any of this means, I just thought I would share.