What is the (Relevant) Point of QR Codes

MMM Business Card Design v2 - Share on OviOver at Mobile Society, Martin Sauter put forth the question of whether there is a point behind QR codes given their purpose and how they are commonly displayed on websites. I put forth a comment there which answers this, and should at least get those thinking about QR codes to go beyond “just throw it out there.” Here was my comment:
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