QR Code for business cards?

A business development consultant advised me to add a QR code to my new business card, so that people could quickly navigate to my blog or website through their camera phone. It's an interesting idea, though I wonder
how much easier it really is to use a QR code rather than type in the URL. Also, I heard a recent story on NPR about the doubtful fate of QR codes in the marketplace of the future.

Anyway, I went to a free QR code generator website and got my free code. this is what it looks like:






I also generated a QR code for my Wine on Deck website, here:







So, should I add a QR code to my business card?