[pending:the importance of the presentation card, holding a giant-sized code]
In version 2.0
Starting from v2.0 the QR-Code in the back of each card actually points to the respective page.
In version 1.0
[pending:the importance of including the QR-Code in version 1.0 of the deck, despite it was not yet pointing to anywhere: * emphasizing that cards are just part presentations of the respective content; * allowing primer inspection of the graphical decisions from usability and aesthetics perspectives]