Penicillin Resistance - The Cocosaurus?

Methicillin was brought in in 1959 to counter bacteria that was resistant against penicillin because they produced the penicillin-ase enzyme. And so it was brought in then, but interestingly, shortly after that, then you had like particularly Staphylococcus- Yeah, Staph-arius which is golden staph. Became resistant to methicillin and this is where we get the term or...