Originally Posted by
mayama
So it's probably a cost-cutting move. For me, I'd prefer to reduce the number of membership cards I have to carry around!
Not sure what the point of your question about OZ & *A ultimately is, though. Going to an e-card still doesn't justify your suggestion that this move is a precursor to OZ leaving *A. Note this quote in your linked page...
"Your digital card can be used just like the plastic card you have now, to enjoy the benefits offered by Asiana Airlines and Star Alliance."