
iStock, BlackSalmon

FIGURE 1
Hangtags for textual (left) and QR code/AR group (right)

Visualization, AI-generated, Prompt GCO Medienagentur

FIGURE 2
Result for textual information (control group) compared to video clips and AR

iStock, Kostikova
© 2026 Benedikt M. Brand, Matthias Unfried, published by Nuremberg Institute for Market Decisions
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